1. Trang chủ
  2. » Giáo án - Bài giảng

150 câu TN ôn thi ĐH

12 242 0
Tài liệu đã được kiểm tra trùng lặp

Đang tải... (xem toàn văn)

Tài liệu hạn chế xem trước, để xem đầy đủ mời bạn chọn Tải xuống

THÔNG TIN TÀI LIỆU

Thông tin cơ bản

Định dạng
Số trang 12
Dung lượng 288,5 KB

Nội dung

        ! "  #$  %&'%( ) $ * +,& * -   " (& " . " /   %!0 1 2! * %30 *  4 " 5 * ,&(   &(  %6  % ) $%( )  #7  2   -(+ #8 " 30 *  4 " 5 * ,&(   &(  %6  % ) $%( )  #7  %   !  -30 *  4 " 5 * 9:;< ' π - 6* -4"30* 4"5*9:;<=' < >?5 * @( &4 * (A8 * &,&4A+ " .(.(% *  . * #0 " B #(  %%&8 * &38 " >?5 * @( &4 * (A8 * & ,&4A+ "  * &!@($  .6A8 * &% *  * +&!0 * # "   ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  D >?&!0 #8 " &3,&4%( ) -     ! " 3 " -  %0&  %% * %( " -  38 " >?     ! " 3 " -  %0&  %% * 5!   * &(3 " @(+.(4  2 *  )  &E &0 "   ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  F G    $  %& " $$     #0 )  &(4 " H *   * ,30 * $   (    % *   -($6 * %3 " &  (   & *  B+%& " ((:  5I JK%.%&,&%()&( &L53M%!NBO%&20)& &P%Q5( 4+R  S:HI 2 S:HI % S:;HI - S:;HI  &&-TU(&V%W,&!0C%W X5Y%K,&!0 #Z&&!5(/B  :[  5>I \S  ?]B < : [ < 5>I \S < ?T-T ^&_,%KO #`%a%bA&T.c%&,&%d&-T &Q&,&X %KO #`Q5(4+R  eS < fS  e  :><A\?= 2eS < fS  e  :><A\?=;< %eS < fS  e  :<A= -&g%2 h 'a%%6-4+i3` #j%KK%.c%&BO%`&2i/  :$>D%5k  <%5k? 2:$>D%5k<%5k  ? %:$><%5kfD$%5k  ? -:D$%5k  f<$%5k l >?GO+2 *  & * A&&    !0  %30 * - "   A& ) 38 " >?$O+2 *  & * &    -!  3 "  &   !0  % ) $! *    ! "   & * 2 ) (3 " ,& * 2 ) (( * ,& * 2 ) (% *  !0@( 2 & * 2 ) (3 " ,& * 2 ) (( * ,& * 2 ) (A& !0@( % & * 2 ) (( * C,& * 2 ) (5 -& * 2 ) (5C,& * 2 ) (( *  m -(%() ( #$%&-26"C<no)$%&%* 4"5*#26"7 &"&5* !%)$%()%(%)$,&)%** #"5(4+>= < :?  C 2C< %C -Cm p q&r5O &c !_ & #$T -4+Q&s[%KX([Y3M(s%K%&(AtC2TC X(.QX(,&rBb%K &u%Y`&&+ a-&!0 #Z&5K M bX(,&rBb/  :5>< = ;?#!N&_,X(%Y`&&!0 #Z&5K MC5K,&rBb bu$G%O%&$T A&rB .Q/   G :5<=> ;\B;v?] G :5<=> ;fB;v? 2  G :5<=> ;fB;v?] G :5<=> ;\B;v? %  G :5<=> ;\B;v?] G :5<=> ;fB;v? -  G :5<=> ;fB;v?] G :5<=> ;\B;v?  &!0 #Z&Q5(4+.Q,&!0 #Z&-T ^&_,%d&-TU(&V%W,&!0C %W X5Y/B  :F5 ]B < :F D 5> \=;<?R  B:m5> \=;D? 2B:m5> =;D? %B:F D 5> =;D? -B:F D 5> \=;<?  "   $  %& " (   20 ) $ * +,& *   $  %& " ($ " ,&4 " ! * %&8 ) % * $  A&(-4+% *  8 * &%&4 *   " 5(4+/   * %!0 "   2 *  )  (4 " & "  &E &0 "  2J * - "   %&8 ) &.!(&! ) %&(A+ "  2 J * - "   %&8 ) &.!(&! ) %&(A+ " %Kw &$2T.x% - ) & 8 * &%&4 23 " % <  &4p<<DF,&*B,&* #& k*&6.!0 )#-!0*-6%()%*%& C 2 * $> <DF ?:<DDCppF(]$>& <D ?:<<pCplDl(]$>E?:FC(  C<<l  y 2C<<l  y %C<<l l y -C<<l m y DG   &4 * (A8 * &. 1 $C. " % * %& * 5(4 * CC% * 2 * A8 * &$6  . 1 $26 " F%$C2 * A8 * &$6  . " 26 " <%$ #(  %%&8 * &%( )  &4 * (A8 * & &6 ) ! * C$6  . 1 $0 )  #(%!  %%( )  &4 * (A8 * &% *  *  #   " 5(4+/  F%$ 2h%$ %m%$ -D%$ F & * E.E% #%( ) $  @( ) %4 " (A$.  . " <CDhE& * ( * &5 * A8 * %& &8 * %&% * :CDh($]@( )  %4 " (6  %.4  ,% * &  (   & * %!  %  . " C3! * %B  A8 * %& &8 * %&5E 1 % * 2!0 * %5 * 2&( * (&  (    & * %!  %  4 * ,   & *  #  Cl<n$ 2<Cln$ %Cmn$ -C<ln$  >? *  & ) -( " $  ,&!0,& * ,%&( ) &%! * (&.  -     ! " 3 " -  %0&  %38 "  >?     ! " 3 " -  %0&  %% * %( " 2 ) %&4 *   & * 2 ) (3 " ,& * 2 ) (( * ,& * 2 ) ( " +% *  !0@( 2 & * 2 ) (3 " ,& * 2 ) (( * ,& * 2 ) (A& !0@( % & * 2 ) (( * C,& * 2 ) (5 -& * 2 ) (5C,& * 2 ) (( *  h GT 3z A&-%&%&(+uA&{3` #j%42|$T bB%&`( O%-}%d$T .a%9:AB &Z3z - TU3Q%&~ #Y>?$T  #%O%%}$ •5(/  U(&V 2a- %!€2P% -w -X lGT -4+[-Qp%$%KX( & )  a-biX([$T -TU(&V%K X5Y7 %K5K-•C #-4+%KF$•(+z Y% #(+U5K #-4+%KO #`2&(R  <$;5 2F$;5 %D$;5 -h$;5 mG  !0 " %Cl$% * $6 * % * %&% * %&8 ) &4 " (%$C! * &8 " 3 " $  !0,&6 )  &6 ) ! *  q& ) % * %& ! " 20 " -!0 * %( ) !0 0 * $6  4 * 6 " $% *  *  #    * . " 2&( &8 " !0 "  *  &4 * + !0  % ) &%( ) %&4$8 " & #!0R  Cm$ 2Cm$ %Cl$ -Ch$ p &8 * &  $E# 7 &8 * &  $H( &E9##- &8 * &  $30 * A&E‚( &8 * &  $30 *   * 2 " @(c &8 * &  $% * .@( * &   !0  @(  . " /   2 %3Q -3 "  <  " ( " 5(4+. " saiA& * 3 " !0 " %( )  5 * @(!0%4 " (   0 * 55 #(  %%&8 * &%( ) !0%4 " (. 1 $%& ,& ) B  @( ( ) $%&8 * &%( ) !0 2  0 * 55 #(  %%&8 * &%( ) !0%4 " (. " %& ,& ) B  @( ( ) $%&8 * &%( ) !0 %  0 * 8 ) &!0%4 " (%& ,& ) B   * B! * 30 *   0 * @( #(  %%&8 * & -  0 * @( 4$%( ) !0%4 " (. 1 $%& ,& ) B   #( " 30 *   0 *  <  ) $5 * ƒ  ƒ < %( " 0 )  # #(  %%&8 * &C0 ) &2$   &4 * (A8 * &&   (  % *  (%!  9:p%$ ) $ 5 * % * %&&(<F%$&4 * (A8 * &,& ) 6  % * %&ƒ  $  A& ) 2&( &8 "  ) &%( ) & ) $5 * %& 20 )  &4 * (A8 * & #( " &(  h%$ 2<%$ %m%$ -&6  %% <<G  34  [55$  $ " GC% * %&$ " %$%&(+ ) $   &4 * (A8 * &&   (   #A& ) ! 1  34  3 " $ "   8 " $!0  %&3   #8 * %( )  &4 * (A8 * &%& ) &# 1 %( ) 34   #$ "  ) & " +% *   .0 * .4 "  .!0  . " FC%$3 " <%$ ) ,&4 " . 1 $3 " $  .0 * ,!0 * %C (%!  %( )  &4 * (A8 * &% *  *  #   " 5(4+/ >%& * 5(4 * %( ) !0 * %„:F;D?  Fm%$ 2Dh%$ %<F%$ -<%$ <D >?0 *  &4 * (A8 * &,&4A+ " C34   &4  .(.(%& ) & ) 4 "  &4 * (A8 * &&034  38 " >?&4 * (A8 * &,&4A+ "  % *   * %-(  . " $ . * .  %&B #(  %%&8 * &5,30 *   0 *   ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  <FG  $    D,&&8 " &5% * &  (   & * ,&. " <l3  (   & * -4+% *  *  #  2&(R  3 2<<3 %Dm3 -<l3 < >?T%!€2P%%K X5Y2| X5Y%d.a%Q]>?Z X5Y%d.a%Q%….Q X5Y -T a-%d&c&x/  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  <h >? "   B+%& " (@(!0  %$  %&% *  (    ]>?8 " - "   B+%& " (% *  & ) @(.0 * ,   $! 1 &2 )  (    &  /  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  <lJ & * &5 * @(A8 * &.  %56 * %. " &   !0  /  J &%( ) &5 *    ! " A * &0  , 2 J &%( ) &5 * 4$A * &0  , % †(4 * &  % * %3  %&5 *   * BEAE 1  #3( " 6  ,&(%( ) &%&( " $ * &5 * A * &0  , - C%( *  <m >? *  & ) 2 *  ) $ * +,& *   B+%& " (D,& & " &  %0A& " 2  D,&38 " >? ) &% *  %4 * (   & "   "  * &(%&8 ) A& * %% * %&34  & " &  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  <p j&%&‡ Q5(4+%( )  & "   . " sai:   * %-(  &   2'Q$%&$T 5Y%&‡ ,&O @( 2 J4+#&  (! * @(  0 ) $  5 * %&4 *  %G6 * !0 " A&&8 "  &4 * +!0  % D[*&5*A*%& &*%&%*2!0*%5*CDDn$) #  (-"@(,&)6 &( &*&1$ CDm8 * &0 * &  @(  %( ) A$.   *   hChn$ 2hChn$ %Chhn$ -Chhn$ DG $%&-"$$ %(%)$%*':$3"$  (%*:Cno4"5*#%()$%&%*  *  #   " 5(4+/  Ch F 7 2DC< F 7 %Ch D 7 -DC< D 7 D< c(c &Lˆ&X($T %(T%r$ &(X'%K2u( &P%/:  5>I \k?u( &P%%!NT -Vc@(%(T%r$.Q:  5>I \S?  3QS%KO #`Q5(4+R    :  I'S:=;< 2  :  I'S:=;< %  :  ;I'S:k=;< -  :  ;I'S:k\=;< DD " ( " 5(4+. " ( * A& * 3 " &  (   & * ,&C&  (   & * -4+/  #$    D,&&8 " &5C&  (   & * ! 1 &4 " ($1%(  -4+ #5    . " &  (   & * ,& 2 #$    D,& $ * %C&  (   & * ! 1 &4 " ($1%(  -4+ #5  %( 1   . " &  (    & * ,& % #$    D,&C&  (   & * ! 1 &-4+,&  . " &  (   & * -4+ - 3 " %( *  DF u$G  CG < i #%W$T ,&!0 #(+U%d5KC%O%&&($T A&r-ƒK #(+U •G   MG < T.c%&,&%d5KiG < 53M5KiG  .Q/  ‰S:<=-;v 2‰S:<=-;v %‰S:<=v;- -‰S:<=v;- D Gg  #N%KA&Y.!_< D A3Q%5(‡ 2P%BbDCm <h Š ? ƒ($~4+A&Y.!_%d$g  #Nr$2&(R 2? L(%5(‡ 2P%BbA&^ &Z5($T  ‹6$ˆ,&XA&Y.!_r$2|2&(,&X #6$&c+R ?F< p AC2?ClŒ 2?FC< p AC2?ClŒ %?FC< p AC2?ClŒ -?FC< m AC2?ClŒ Dh G  A8 * & &36% *  (%!  %( ) 34  A8 * &C &  A8 * &.4 " .!0  . " 9  C9 <  " ( " 5(4+. " ƒ[A& * 3 "  #!0 " &0  ,6 * $%&! " 3%!  %%( ) A8 * &R  4  0 ) 3%!  %%& ) &0 ) 3%!  % 2q& ) % * %&! 1 34  A8 * &3 "  &  A8 * &. " .:9  \9 <  %  2   * %J:9<;9 -( ) $ ) &%( ) 34  A8 * & #( " 30 *  ( ) $34  %( )  &  A8 * & Dl&rg $T 3z  &z %O%& &‡(Aj&&T } (%a9$T A&r2,&(uu%&A&r%O%&ˆ 3z 3Qr& &z %&2i &‡(Aj&%KO #`&{&‡ / -:9 2-:<9 %-:C9 --:F9 Dm j&6.!_.AL #%d&b kL $ k :FC(C$ , :ClD(C$  :Cml( lCGE 2lGE %ClGE -ClGE Dp G    %0A& " 2  2,&4 * ( &E&8 " &53 " $    2,&% * &  (   & * -4+. "  Dm%0%*%5(4* AŠ3"&5*%5S:Cm( &*!3"$1,&%()%0%*  *  #  2&(R  Dm3 2<<3 %<l3 -3 Fq& ) 34 # &%( ) 5 *  * &5 * 056 * %!0  % 8 * & &E% &! * %>% * %A+ * &  (-( " &! 5 * %& * A&?/  B; 2v; %v; -vB; F   (   & * &  (-(  ! 1 &4 " ($  % 0% *  *  #  A& ) 26 " <G6 * %3 " % 0$   2 * ,  ƒ(0 " % 0%&8 )   6 ( &(  . " hAŠ&!0 "   &  (-(  %( ) - "   @(2 * ,   . " /  <[ 2h[ %[ -[ F< G    %0A& " 2  2,&4 * ( &E&8 " &53 " $    2,&% * &  (   & * -4+. "  Dm%0%*%5(4* AŠ3"&5*%5S:Cm!0"&(-(%()-"@($1 %(  -4+%( )   %0% *  *  #  2&(R  mCp[ 2hCl[ %DmCh[ -pCm[ FD G  $  %&-  A&-( "  (       &8 "  4 " 5 * #%( ) $  %&. " 9  :DA7CA&-( "  (     <  &8 "  4 " 5 * #%( ) $  %&. " 9 < :FA7q&$  %&-  -( " & (    3 "  < &E * ,55 &8 "  4 " 5 *  #%( ) $  %&. " /  Dq7 2<Fq7 %q7 -Fmq7 FF U(Q5(4+.QsaiA&K3U6.!_ #-TU(&V%d%.w%.VBR  06%d%.w% •.c3M2Z&,&!0%d2T-T 2 06.Q$T &Q$5Y5 &E &N3M X5Y2| X5Y-T%d%.w% % K5a%&(+u&K@(.bˆT63Q &L6 - 06 •.c3M2Z&,&!0%d X5Y-T F >?ƒ *    ! " A& #(+ " @($ #!0 " % * %&  38 " >?G #!0 " % * %&  A&% * % * %   8 * %& !  -  & * 2 ) (3 " ,& * 2 ) (( * ,& * 2 ) ( " +% *  !0@( 2 & * 2 ) (3 " ,& * 2 ) (( * ,& * 2 ) (A& !0@( % & * 2 ) (( * C,& * 2 ) (5 -& * 2 ) (5C,& * 2 ) (( *  Fh6.!_%d$T %.w%2L^2&(.XL( X5Y%dK 6‡,D.X3Q2Tr$< .XR D;<.X 2<;D.X %p;F.X -q&^ Fl *&5*E.E% # 0*!0%- #$~4+A&%!0"%()-"@(."hn[  hC< D  2 l  % h  - F  Fm >?ƒ!  ,&4&  %&. " &   !0  $  &  &46  &4 * , &(  $  0 #%&4  $3 " 30 1  & " &&&  &4 #(28 " &><?  $% * & " $ * +  (+ ! )   ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  Fp G  %&( " $ 55&E  ,%& * ( 0 * $  !0,&6 ) 6 " $30 *  * % 0 * :D  &( " $  0 * % *    &C ) % * %&( " $ ,& ) B  6 " $,& ) @(+!0$   * %& ) &4 * . " 2&(R     2D   %F   -l    c !_%T&!iBr+#A&>?%d.a%Q2|>?%d-T%!€2P%U3Q %&~ #Y>?$T  #%O%%}$ •5(/  >?TC>?X5Y 2>?X5YC>?X5Y %>?&C>?2T ->?X5YC>?,&  G  .6A8 * &% *  * %%& * @([:h  %& * 5(4 * :<6   #A&A&8 * C 5 * 056 * % 0 * .6 A8 * &30 *  * % 0 * J * % 0 * % *  *  #  2&( &8 " % *  . * 30 *  * %.  %&& ) &4 *   :<   2:D   %:F   -:h   < >?G6 * 31 &  % *  ) $%!  %310 ) 3%!  %38 " >?G6 * 31 &  % *  & ) &8 "  &4 * +34  0 ) B3%!  %  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  DG  !0 " 31 &  % *  ) $%!  %%4  % * %&$6 * F%$ * (!0 "  " +EA8 * &% *    (  \;D, &8 " &8 "  !0  %34  0 ) 4 " &4 * . " 2&(R  <F%$ 2<%$ %h%$ -<%$ F GT %.w%VBs$$T 3z A&Y.!_$: #E3QX($T .VB%KT%PA:;$ qj%& &j%&3z -T#@(O #Z&-TC3z %K3z Y%%a%b2|h<Cm%$;5†E$= < : T-T%d3z .Q/  %$ 2<%$ %lCp%$ -<CF%$  &!0 #Z&Q5(4+.Q,&!0 #Z&-T ^&_,%d&-TU(&V%W,&!0C %W X5Y/B  :F5= ]B < :F D 5>= \=;<?R  B:m5>= \=;D? 2B:m5>= =;D? %B:F D 5>= =;D? -B:F D 5>= ? h GT .VBA&Y.!_A&OAu%K%&U(-Q a&U.  C!_% #E3Q$T u$%Y`&#E3Q .VB$T 3z A&Y.!_$  : &ZT-Q%d.VB.Q.  :D%$#E &$$T 3z A&Y.!_$ < : 3Q.VB &ZT-Q%d.VB.Q. < :D<%$'‡+:$;5 < &U(-Q.  .Q/  D%$ 2<%$ %DC%$ -<m%$ l >?&    % " %34  % " ,& * B  $  &3 " ,&8 * 5 * 6 * >? *  & ) -!  3 " @(,& ) . (  % )  &    %( ) 34  ,& * B    ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (>?( * C,& * 2 ) (>?5 -& * 2 ) (>?5C,& * 2 ) (>?( *  m >?G    $  %&  B+%& " ( ( &(  $  %5(4 * 30 * &  (   &L&c(-(  A& )  L(&  5Y%5(‡ %( ) $  %& 6 &8 " % * 'Ž  ]>?ZA&&  5 * %5(4 *  6 &Z%!0 "   &  (-(   %d-V  @($  %&%( 1  6&  /  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  p ƒK #(+U #-4+[B-Q3M3z Y%m$;5&!0 #Z&-T%d(s[/ [ :D5=  >%$?&!0 #Z&-T%du$G%O%&[$T A&r<F%$.Q/   G :D5=  2 G :D5=  % G :D5>= Ch=? - G :D%5=  h " (A   ) % * ,& ) ! * &  &4-4+%&(+ " . " /    5 * &40 #,& ) & ) &0&6  %26 "  2& ) . " $%&4  $0 # 2 q& * .!0   <D ,& ) .0 * &0&6  %26 " A& * .!0   0 * &   -4(23Q%• h b5K #$T -4+Q&sBGT u$G%O%&(s,&O 5K•$T A&r-:%$%K ,&!0 #Z&-T G :<5=> f.;<?%$C3z Y% #(+U5K #-4+.Q$;5&!0 #Z& -T%d(s•.Q/    :<5=> \.;<? 2  :<%5>= f=;<? %  :<5>= f=;<? -  :<5= h<  " ( " 5(4+. " ( * A& * 3 " &    %( ) $ * +,& *   B+%& " ($T ,&R  Vc!_%!#Q&N$T &c &Ys$&3 " &A&(+3 " &%& ) @(+E *  2 %& ) @(+E *  * 30 * &4 " ($  %& " 3 "  #!0  .&3 " &A&(+A&# @(+ % 3 " &A&(+3 " &%& ) @(+E * % *   * %-(  . " $ )   &- "   .4 * +# - 3 " 2( *  hD &8 * &  $E# 7 &8 * &  $H( &E9##- &8 * &  $30 * A&E‚( &8 * &  $30 *   * 2 " @( &8 * &  $%&! *   )  * &5 * % *  8 * &%&4 * 5 * . " /   2 % - hF OAj&%d&b &4 6%W3M5YA&Y[ &E@(+.(z X•/H:H  [ ;D C3MH  :C<9E#$ ƒ5O&2OAj&%d&b &4    3Q  <Dm p< H  :hC<H  2H  :hC<H  %H  :H  -H  :DCH  h   !0  A&%& * ($  %&( " $ * &5 *  &8 * %&&0  ,3 " 2 " $6   4 * $A$.  C * &5 * . " $%&% * % E.E% #0 ) $6  A$.  2  24  #  . " >? * %&  2  24  #  . " @(E.E% #>?. " /  .!0   ! )  * &5 *  2 &(+ * .!0   ! )  %&   !0  2! * %B   -   !0  @(   hh G  %(  -4+% *    #0 )  &(4 " HC&  5 *  !  % ) $'G6 * %%(  -4+3 " $  &  (   & * $  %& " (< &8 " %!0 "   - "   @(%(  -4+. " C<F[G6 * %%(  -4+3 " $  &  (   & * B+%& " (% *  4 " 5 *  7 *  #  &  (-(  3 &8 " %!0 "   &  (-(  %( ) - "   @(%(  -4+. " [q&$6 * %3 " &  (    & * B+%& " ( &8 " &  5 * %5(4 * %( ) %(  -4+. " /  C 2Cmhh %C< -Cll hl >?q&&c T 6 &Zs&s@(r.w%%&b+%&z$]>?Z%&(At%d%.w% •.c&`%&3M&c T &x/  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  hmT.Q-T%d$T &c%&‹%&`(r&&!i%dT.a%U3Q%&~ #Y>?$T  #%O%%}$ •5(/  (X&Q 2a- %!€2P% -w -X hp >?T%!€2P%%K X5Y2| X5Y%d.a%Q]>?Z X5Y%d.a%Q%….Q X5Y -T a-%d&c&x/  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  lGT -VcB+%&U(%K%!NT P% &N/:<Cm<m5DF >[?X5Y-Vc.Q/  7 2<7 %7 -DF7 l#-TU(&V%d%.w%0C%06%d%.w%2|/  &L6%dKi3` #j2 %T6%dKA&@(3` #j%42| 2 ^T63Q &L6i$T 3` #j2‡ At -C2C%U(• l< G   &4 * (A8 * &&   (  %& ! " 34  [$   ) & &4  26 " 34  C% * %&34  m%$&4 * (A8 * & " +!0  %-( " . " $ A8 * &.( * ,30 * !0 " @(5 * % * $6 * A& 4  C% *  ) $%!  %%4  % * %&$6 * <%$3 " 6  $6 * 0 )  ( ) $  ) &%( ) A8 * &  2   * %%( ) A8 * &% *  *  #  2&(R  hC< 2 %<C -DC< lD0 * % * %@(+!0 * % & &!0 " C  2   * %%( ) A8 * && ) 3A&6 * $%&! " 3%!  %!0  %B * %  &26 "  &   &! * % " 5(4+R  J:•9  9 <  2J:•;9  9 < %J:9  9 < ;• -J:•;>9  \9 < ? lF G  $  %&   " $$  %(  -4+% *    #0 )  &(4 " H&  5 *  !  % ) $' *   * ,30 * $   (    !0  % $6 * %3 " $  &  (   & * B+%& " (!0 "   &  (-(  %( ) - "   @($  %&!0  %:C<[   (   & * &  (-(  ! 1 &4 " ($  %&C! 1 &4 " (%(  -4+C! 1 &2 )  (    % *  *  #  .4 " .!0  . " ChC   #0 )  &(4 " %( ) %(  -4+. " /  m‘ 2<‘ %F‘ -Fm‘ l >?ƒ!  ,& * B  . "  #!0 " &0  ,#%( ) ,& ) ! * &  &4C><? * %,& ) ! * &  &4 (4 &E  & .(4  2 )   " A& * .!0    ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  lhGT 3z -TU(&VC%K@(’b.Q$T b &“-Q<%$T-T%d3z .Q/  h%$ 2h%$ %<%$ -<%$ llU(Q5(4+.Q•A&K3U2!M%5K%d5KR  !M%5K.QA&r #(+U%d5K # &N$T %&(At 2 !M%5K.QA&r%O%&w&‡ ˆ&U$%K-T%W,&i #%W$T ,&!0 #(+U5K % !M%5K.Qb.!_2u( &`%&T$b&%d5K -r3Q2U(• lm G  %(  -4+% *    #0 )  &(4 " HC&  5 *  !  % ) $'$6 * %3 " $  &  (   & * B+%& " ((:  5I  !0 "   &  (-(  %( ) - "   @(%(  -4+!0  %B * %  &26 " &   &! * % " 5(4+R  :  ; ?'>H <<< ω+  2:  ; ?'<>H <<< ω+  %  ;< ?'>H <<< ω+ -  ; ?”>H < ' < + lp (  50%4 * ,%( ) $  2 *  & * % * 3 " -4+$6 * %3 " $    <<(   &! * %4 * ,% * &  (   & * &  (-(  h% * - "   %!0 "   &  (-(  D[ ) @($  $4 * $ * 6.!0   #2 *  & * ƒ *  3 " -4+%( ) %(   &! * %4 * ,. " /  3 "  2<<3 "  %h3 "  -D3 "  m G  !0 " % * $6 * A& 4  -( " $  A8 * &.( * ,% *  (%!  <C%$CA& " (  * q& ) &8 " # 1 6 *  &4 * %( ) $6 * . " <%$8 * &A& ) % * %&6 * &4 * ! 1 & ) $ #34  $ " $6 * % " ,&42  !0  % 65(4* ,&4.+%()$6* ."•:.„:DF#-  lC D %$ 2C D %$ %lC F %$ -lC < %$ mb$T  &Nu$• #$g  &O%d$T %&‡ .{+.gC  b$T -TU(&V3( K%$g  &O%K%&(AtC5C2T<%$••%K%O%3V5K #V.#QCA&r%O%& &3V. L,.QC$†E$2T5KA&r$JY% &N.Q.•%•2w X(-T •3` #j%42| &E%&U(-!0&!0 #Z&-Tiu$G%O%&•$T A&rC<$.Q/   G :<5>F= =;<? 2 G :<5>F= =;<? % G :<5F=  - G :<5F=  m< &(:Chh <l A]$  :ClD(]$  :Cml(] [ :hC< <D $.    k% * A& * .!0  FC( 8 * &6.!0    ) #A&    & " &$  $..  <Cl < y 2<l  y %<h < y -<l < y mD ) %& ) &%( ) 34  %4 " %&(  ,&  # 1 E *  #,&$!0 "  . " $ & *  " R  J! 1 ,&$! * +C " (%&8 ) &   (  %( ) 34  A8 * & 2 J! 1 34  A8 * &3 " ,&$! * +C " (%&8 ) &   (  %( ) 34  A8 * & % J! 1 ,&$! * +C &+ ) 3   #8 * %( ) 34  A8 * & -J! 1 34  A8 * &! * +C &+ ) 3   #8 * ,&$ mF GT   $%&s$$     #0 )  &(4 " H  Y L,3M$T %(  -4+%K   #i &(XHC&  5Y !  %r$' !0  %$6 * %3Q&  (   & * B+%& " ((:  5>I \S?) #i%d$%&3Q*%.%&,&S ˆ&  (   &L3Q%!N  BO%  &20 ) &   &! * % " 5(4+R  ”: ?'H?>>H <<<  ω++ C S:I'>H  \H? 2”: ?'H?>>H <<<  ω++ C S:I';>H  \H? %”: ?'H <<< ω+ C S:>H  \H?;I' -”: ?'H <<< ω+ C S:I';>H  \H? mG   &4 * (A8 * &&$6  %4 " ( * &(%( " % * 2 * A8 * &%HC% * %& * 5(4 * C6   #A&A&8 *    (  %( )  &4 * (A8 * &!0  %B * %  &26 " &   &! * % " 5(4+/  :<>?;H 2:<H>? %:>?H;< -:>?;<H mh >?  * %-(  %( )  ! "  #!0 " @(+C# %( )   %0A& " 2  D,&@(+ &E%( " %& " (30 *  ! "  #!0 " 38 " >?& ) &!34  +$0 * ,&( " &0  ,30 * @(+ 6 * %'E 73 " %& " (%( ) - "   % ) $! *   & * 2 ) (C,& * 2 ) (( * ,& * 2 ) (% *  !0@( 2 & * 2 ) (C,& * 2 ) (( * ,& * 2 ) (A& !0@( % & * 2 ) (( * C,& * 2 ) (5 -& * 2 ) (5C,& * 2 ) (( *  ml –(,& ) 3  %&,& * B  %( ) % * %(+  * A& * %&(3 " 5 * .!0  % * %3  %&,& ) C$ " (56 * %3 " 3   #8 * % * % 3  %&,& )  *  & ) -!  3 " @(,& ) 3  %&,& * B  &6  % ) B * %  & & " &,&4 " & * &  %%( ) $   %&4 * &x%}$ • &j%&&_,U3Q%&~ #Y/  8 * &%&4 *  2–(,& ) 3  %&&4 * , &(   %ƒ * .!0  3  %& -ƒ!  ,&4 8 * %& mm&*B—%* &)/  AE"$,&*Bk 2AE"$,&*B˜ %q&4+#5!  2 *  ) &  &4 - * %%4( # " (( *  mp >?L(&c TA& &+^C%Q.%%&(At-T%d%.w%0%Q 63Z>? Y% #x #!N&`%&2L3MT%&x/  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  pH0&E. " /  G  2! * %B     ! " % * 2!0 * %5 * & ) &0 m $ 2! * %B  $   8 * %& % * 4$%!  %%( )  * H0&E,& * # -%  %( )  * H0&E,& * # p G  A8 * && ) 3% *  (%!  %( ) 34  A8 * &C &  A8 * &.4 " .!0  . " 9  :%$C9 < :F%$  - " @(&  %%( )  A8 * &. " h%$!0 " @(5 * % * $6 * A& 4  C6  5 *  &  A8 * &% * A& ) &8 " # 1 6 * &4 * 26 " <%$ G6 * 6 * $%&! " 0 )  ) $%!  %%4  † * %  &3   #8 * %( ) 34  R  #!0 * %34  A8 * &<Ch%$ 2#!0 * %34  A8 * &Ch%$ %#!0 * %34  A8 * &<C<%$ -#!0 * %34  A8 * &CD%$ p< #% * % #!0 " &0  ,5(4+C0 )  #!0 " &0  , " $6 * &8 "  &4 * +34  0 ) B3%!  %R G6 * A& 4  CA& " (  * G6 * %4   &  CA& " (  * G6 * 31 &  CA& " (  * G6 * A& 4  C% *  " (  * G6 * %4   &  % *  " (  * G6 * 31 &  % *  " (  *   3 "  23 "  %3 "  -3 "  pD %.w%0%K%&U(-Q.  :hF%$C. < :m%$-T&{ #&$g ,&“55% .w%%W@(3` #j%42| &E%W%&U(.•% :†O%& &Nu$X&‡ $Q&c !_ # O -™C:$;5 < R  h5 2<mCm5 %lC<5 -FCF5 pF >?K$T  &(!M%$Q$g !M% # &(&Z& #V b 4$%d&Z& #V  b$T -TU( &V%K,&!0 &“P &Z &‡+ #$g !M%%K5K-•]>?Z%&~$g !M% L,O,3M &( .QX(,&rBb%Y`&&  /  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  p " ( " 5(4+. " ( * A& * 3 " @( *  #8 " &2 *   (2     *   (2  . " @( *  #8 " &. " $ 6$  &5 *    ! "  ) % *  & )  #(+ " B 2  *   (2  . " @( *  #8 " & )   &-     ! "  #!0 * %A&  * %  3 " 6 E,& * 5 *  %  *   (2  . " @( *  #8 " &. " -  4$ 4 " 3 " -  % 4 "  - 3 " 2( *  ph–(,& ) . (  %/  . " $  - ) 5 * % * $ " (2 *  ) . (  % 2-% * %%&4 * #wC. ) &6  %A&8 * % *  8 ) A& * .0 * ,& * # %%K-b&ˆ3b%&$Q(#2c -4(3 " 2( *  pl &(+ * .!0   ! ) %( ) /  š5 E 2.%A %&# -E#.E pm G b$%&B+%&"("$$ c #0) &(XH:>›?$ %(T%)$ &(4"':<;=>?3Q$  (    : F ;=o* *,Gw%$%&3Q&( &*B+%&U((:<<5œ >3?u( &P% &  (   &Lˆ&X(%(  %r$.Q/   ' :F5>= \=F? 2 ' :F5>= f=;F? % ' :F5>= D=;F? - ' :F5>= \D=;F? pp!0 " 34  -(   &(+ * .!0   ! )  )  )  &8 * %&@(,& ) 3  %&%( ) &+-#. " /  š5 E 2.%A %&# -E#.E   " ( " 5(4+. " ( * A& * 3 " - "   B+%& " (D,&   "   B+%& " (D,&. " 5!  &0  ,.  %( ) D- "   B+%& " ($  ,& 2  "   B+%& " (D,&!0  %   20 ) $ * +,& *   B+%& " (D,& %  "   B+%& " (D,&!0  %   20 ) $ * +,& *   B+%& " (D,&&+D$ * +,& *   B+ %& " (,& -3 " %( *   q& * .!0  24 " (%( )  " 3  ,& * B   #  <  . " C<$C%&(A+ " 2 * # 1 %( ) . " :h< 58 * & "   ,& * B  24 " (%( )  #    :hCh m @ 2  :hCh m %  :hClD m @ -  :hCh l @ < GT %&‡ u$-TU(&V%K,&!0 #Z&/B: ? D < 5> π + π %$• &Nu$ :5C,&- TC.+T%d%&‡ u$.X.!_ 2|/  =;D3QD D ;<%$ 2=;D3QD%$ %=;h3QD%$ -=;h3QD D %$ D †ž ,&rPAL &_,/\Ÿ\L A&Y.!_&b &4$  :<CDh(]$  :DCh(]$  : ClD(6.!_$Q$T ,&rP {#2|/ DChDGE 2DChDE % DhCDGE -DhCDE F /A& ) &8 " # 1 6 * &4 * %( ) $6 * C9/ (%!  %( ) A8 * &.( * , #% * % #!0 " &0  ,5(C0 )  #!0 " &0  , "   2   * %%( ) A8 * &.( * ,% *  *  #  J:;oR G6 * 6 * $%&! " 3%!  % G6 * 6 * $%&! " 0 )  ) $%!  %%4   G6 * 6  5 * A8 * &.( * , G6 * 6  0 )  ( ) $ ) &%( ) A8 * &.( * ,   2 % -3 "   & * 2 ) ( " 5(4+sai/   * &.  @(,& ) 3  %&/@(,& ) 3  %&,& * B  3 " @(,& ) 3  %&&4 * , &(   2 –(,& ) 3  %&,& * B  % * &! 1 3  %&$ " (#.E )  # "  Y % –(,& ) 3  %&&4 * , &(  % * &! 1 3  %&E # " @(,& ) 3  %&. (  % - –(,& ) 3  %&,& * B  -% * %%&‡ 2`(K,& * # h b$T  &Nu$• #$g  &O%d$T %&‡ .{+.gC  b$T -TU(&V3( K%$g  &O%K%&(AtC5C2T<%$••%K%O%3V5K #V.#QCA&r%O%& &3V. L,.QC$†E$2T5KA&r$z Y% #(+U5K%KO #`/  $;5 2C<$;5 %C$;5 -C<$;5 l >?ƒK4$A& #(+U!_%@(%&4A&]>?Z5K%0&x%. #(+U #$T $ #!N &N.a%.AL ˆ%O%,&X 3z %&‡ %d$ #!N&x/  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  m >?  624 " (%!  %  %( ) % * %E.E% #@(  %&8 ) ,&(   &(  %2!0 * %5 * %( )  * &5 * A8 * %& &8 * %&CA&,&(   &(  %%!0 "   %&W$5O3Z><?! " ,&!0 #8 " &%( ) š5 E/¡$ < $B 3 :&9[  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  p T.Q-%d$T 3z !_%-(+ #Z3M2TA&^&N O%-}%d.a%Q (X&QU3Q%&~ #Y>?$T  #%O%%}$ •5(/  U(&V 2a- %!€2P% -(X&Q  >?[ * &5 *  #6 * 2  ,&4 8 * %& & " &$  - 1 $ " (. (  % ! "  )  *  8 * $A&@($  .6A8 * &><?& *  5(4 * %( ) $  $ #!0 "  #5( *  &+ )  * 30 * % * % * &5 * 056 * %A& * %&(  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *   #0 " 5 * C- "   B+%& " (!0  %5! ) -(  ,& ) 2 * &0- "   $  %& " (-(+&4  " A ) 5(/  ƒ ) B(4 * -1&0- "   $  %& " ( 2 *  & ) 5 ) B(4 * 30 * %5(4 * .0 *  % *  & ) -( " 2 *  & *  )   ) B30 * &,&8 * & )  - ) 2(+&4 # < >? *  & ) 2 *  ) A8 * & &36 & " &A8 * && ) 326 " % * %&& *  ) 34  A8 * &3 "  &  A8 * &38 " >?4   A8 * &C &  A8 * &%( ) % ) &A8 * & " (. " &! 1  &4 * (A8 * &&   (  3 " A8 * & &36% *  (%!  %( ) 34  A8 * &.0 *  &0 (%!  %( )  &  A8 * &C% " A8 * && ) 3 &8 " % *  (%!  %( )  &  A8 * &.0 * &0 (%!  %( ) 34  A8 * &  ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  D >? ) ,& * 5 *    ! "  #(+ " B ,& ) A * &0  ,$  %&-   #$ * +,& * -   " (& "  30 * $  6 E38 " >?G  %&-   " +. " + * (A& 4  , #(!0  %6.!0    ,& * 2 ) ( " (( * C% * .@( 2,& * 2 ) ( " (( * CA&.@( %& * 2 ) (( * C,& * 2 ) (<5 -& * 2 ) (5C,& * 2 ) (<( *  F & * ($  %&( " $ & "   3 "  4 * $AE 1 $ 8 * %&  4$   !0  5¢B ) +#&!5(/  4 * $AE 1 $$4 * -4 "    8 * %&-!0 24 * $AE 1 $$4 * -4 "    8 * %&4$ %4 * $AE 1 $ #0 )  #(& " 3 "    -q&% * %4( " ( *     (   & * &  (-(  ! 1 &4 " ($  % 0% *  *  #  A& ) 26 " <3G6 * %3 " % 0$   2 * ,  ƒ(0 " % 0%&8 )   6 ( &(  . " hAŠ&   #0 ) %( ) 2 * ,  . " /  <‘ 2<F‘ %<‘ -‘ h  * A+ * &  (%( ) &&  &4%&! * <,3 " CD,3 " F  † < D 3Q ‚ D l 2 † <  3Q ‚ D F % † D < 3Q ‚ l D - †  < 3Q ‚ F D l G  34  [55$  $ " GC% * %&$ " %$%&(+ ) $   &4 * (A8 * &&   (   #A& ) ! 1  34  3 " $ "   8 " $!0  %&3   #8 * %( )  &4 * (A8 * &%& ) &# 1 %( ) 34   #$ "  ) & " +% *   .0 * .4 "  .!0  . " FC%$3 " <%$  %%( ) 34  . " 2&(R  C%$ 2<C%$ %D%$ -F%$ m qL  " 5(4+. " saiA& * 3 "  !0@(! 1 34   &4  3 "  ) &%&20 ) !0,&6 )   [ ) &3 " 34   # *  8 * &%&4 *  2[ ) &55C!_%%& " (3 " 26 " 34   %[ ) &3 " 34  0 ) A& * %,&8 *  * 30 * !0 -£&YBP3z @(!0 p G  !0 " %4   &  % *  ) $%!  %%4  % * %&$6 * %$C5! ) -(  $  A8 * &.( * ,% *  (%!  %$C6  $6 * 5( A8 * &%$8 * &  2   * %%( ) A8 * & #A&6 * $%&! " 0 )  ) $%!  %%4    F 2< %D -h < GT -VcB+%&U(@($T c #iH:>‘?&• #$T &c .!_AL%&P.j  !M%ƒ(l,&• C&c T%d&c .!_AL 6  C&c -(#%d!M%:F<y;AT †O%`&%!NT%a%b%d-VcR  < [ 2<[ %[ -< < [ < #$    D,&  )  * B! * CA&%!0 "   - "   @($  ,&. " %!  %   &8 " - "   @( &,&A&! & *  " R   * %!0 "   26 " ;D%!0 "   %!  %  C%( " %& " (30 * - "  # 2  * %!0 "   26 " ;D%!0 "   %!  %  C!0  %%& " (30 * - "  # %  * %!0 "   26 " ;<%!0 "   %!  %  C%( " %& " (30 * - "  # -  * %!0 "   26 " ;<%!0 "   %!  %  C!0  %%& " (30 * - "  # << &(+ * .!0   ! )  * &5 *  )  &8 * %&  * /     !0  @(& *  2   !0  @(   %   !0  @(   # -4 * % ) % * %&   !0   # <D G  2 *  & * &   & * % * 5 * 3 " -4+%( ) <%(  50%4 * ,3Q &! * %4 * ,.4 " .!0  . " Dl3 " C<3 " (   50%4 * ,!0  %$6 * %3 " &  (   & * % *  *  #  &  (-(  D3  (   & * &  (-(  ! 1 &4 " (%(   &! * %4 * ,A& ) &0 ) . " 2&(R  l3 2<3 %3 -3 <F ƒK-x% #(+U!_% #%O%$ #!NQR  Hw3Q.{ 2Hw3Q.{ %'{3QA&j -HwC.{3QA&j  < G  2 ) !0 * %% * $6   & * [#%( " $  !0 "  &6 ) ! * •C!0 " @(5 * 6  $6 * 0 ) • # $6   & * <%$&8 " B( * C%% * 6  $6 * 0 ) -!0 * $6   & * m%$&8 " .!0 * %% * :F;D *  &! &4 * +!0 " % * %&$6 * $8 " &2&(R  <F%$ 2m%$ %h%$ -<%$ [...]... mọi lực cản thì dao động của con lắc đơn luôn luôn là dao động điều hòa có biên độ không đổi; Vì (II) nếu không có lực cản thì cơ năng của con lắc được bảo toàn Chọn: a Hai hát biểu đều đúng và có tương quan b Hai hát biểu đều đúng và không tương quan c Phát biểu l đúng, phát bíểu II sai d Phát biểu I sai, phát biểu II đúng 131 Một con lắc đơn được thả không vận tốc từ vị trí có ly độ góc α0 Khi con... theo hướng tru ̣c chinh của thấ u kinh thi ảnh di chuyể n cùng chiề u với vâ ̣t vì (II) ́ ́ Công thức vi trí 1/d + 1/d’ = 1/f cho thấ y d’ nghich biế n với d ̣ ̣ a Hai hát biểu đều đúng và có tương quan b Hai hát biểu đều đúng và không tương quan c Phát biểu l đúng, phát bíểu II sai d Phát biểu I sai, phát biểu II đúng Công thức nào sau đây không được dùng để tính chu kỳ dao động của... = 2gl(cos α − cos αo ) c v = gl(cos α − cos αo ) d v = 2gl( cos α - cos α 0 ) 132 (I) Nếu nhiệt độ không thay đổi, càng lên cao chu kỳ dao động của con lắc đơn càng tăng; (II) Vì gia tốc trọng trường nghịch biến với độ cao Chọn: a Hai hát biểu đều đúng và có tương quan b Hai hát biểu đều đúng và không tương quan c Phát biểu l đúng, phát bíểu II sai d Phát biểu I sai, phát biểu II đúng o 133 Mô ̣t lăng... mm, ta thấy có : a Vân sáng bậc 5 b Vân sáng bậc 4 c Vân tối bậc 6 d Vân tối bậc 4 150 (I) Để có ảnh rõ nét, mă ̣t phản xa ̣ của gương cầ u phải là mă ̣t phẳ ng vì (II) Để có ảnh rõ nét, gương cầ u phải có góc mở rấ t nhỏ a Hai phát biểu đều đúng và có tương quan b Hai hát biểu đều đúng và không tương quan c Phát biểu l đúng, phát bíểu II sai d Phát biểu I sai, phát biểu II... II sai d Phát biểu I sai, phát biểu II đúng Công thức nào sau đây không được dùng để tính chu kỳ dao động của con lắc lò xo? a T = 2π m k b T = 2π ω c T = 2π l g d T = 1 f 145 Chiếu ánh sáng kích thi ch có = 0,489 μm vào Kali trong 1 tế bào quang điện Hiệu suất lượng tử là 1% Tim cường đô ̣ dòng quang điê ̣n bao hòa ̃ ̀ a 11,2 mA b 1,12 mA c 0,112 mA d 112 mA 146 Kế t luâ ̣n nào... hoàn giữa năng lươ ̣ng điên trường và năng lươ ̣ng từ trường ̣ ̀ d Đó là quá trinh biế n đổ i tuầ n hoàn của năng lượng của mạch ̀ 147 Nguyên tử hiđrô ở tra ̣ng thái cơ bản, đươ ̣c kich thich và có bán kinh quỹ đa ̣o dừng tăng lên 9 lầ n Tinh ́ ́ ́ ́ bước sóng của bức xa ̣ có năng lươ ̣ng lớn nhấ t? a 0,121 μm b 0,657 μm c 0,103 μm d 0,013 μm 148 Mô ̣t đoa ̣n ma ̣ch gồ m... Mô ̣t lăng kinh có góc chiế t quang A = 8 Biế t màn đă ̣t song song với phân giác của góc chiế t quang của ́ lăng kinh và cách đinh lăng kinh mô ̣t khoảng 1m Chùm tia tới lăng kinh vuông góc với màn Tinh chiề u ̉ ́ ́ ́ ́ rô ̣ng của quang phổ quan sát đươ ̣c trên màn a 0,097 mm b 0,97 mm c 9,77 mm d 0,79 mm 134 Hai lò xo có độ cứng k1, k2 , có chiều dài bằng nhau Khi treo vật . -&O 2u(5C,&O 2u(• FF  &P%Q5(4+không !_%-Wu j&%&(At-T%d%.w%.VBR  : A

Ngày đăng: 03/09/2013, 03:10

w