Song co, song am - luyen thi

CHNG: SểNG C V SểNG M 1. Cỏc c trng ca súng c, phng trỡnh súng: a) Cỏc c trng: Cõu 1. !"#$%&'()*+,(-%(.! /!"#$%&'()*$+,((0*01-23! !1$4#$%0*%05678(%,(-9.4! :!1$4#$%0*%05678(%(.-9.4 Cõu 2!;<5=)#%# !#;1$'()*><;8?-23(01-#-9;1$+#! /!#;1$'()*><;8?-23(01@19,(;1$A0! !#;1$'()*><;8?-23(01B-9;1$+#! :! @/@)+ Cõu 3.;<5=)"#' !#;1$'()*<;8?-23(0119,(;1$C)D! /!#;1$'()*<;8?-23(01-#-9;1$+#! !#;1$'()*<;8?-23(01B-9;1$+#! :! @/@)+ Cõu 4."#+)1E(<01%(%)(<01%('19)F !GH-%I /!JK-%I !LI-%.H :!JK-%70M01I Cõu 5 62)#' !N+)1E(3K! /!G+)1E(3K!!+)1E(3K@3I-%3.H! :!+)1E(3K@I@.H-%(.! Cõu 6.;<5=) !2O+P1E('()*%-2O>#! /!/7)*'()*>#5AAO!!)Q1E)(>.4%8O#>#! :!.4><;8?##+R%.4'()*>#! Cõu 7 62)2O+>#(0*01;S*-%( !8O>#/!/7)*>#!/3>01:!*0Q>#! Cõu 8:.62).0*#$+T H-%(194)Q1E%().)U !8O /!2O !P1E :!/19# Cõu 9 : + %( ) ỳng . # -+ 519 #! A. /19 # % RV )1 0% # + )1E ( 0* .4! B. /19 # % .( < & )=0 '( ) * B ; 7 ;1$ + #! C. /19 # % .( < & )=0 8 3 7 ;1$ + # -% '( )* B;! D. -% ! Cõu 10: W*#$+70*)1C-%N+,(0*+4&)=0<0*O78 519#7;1$+X'()*Y !B;-9 /!1E;-9 !-;-9 :!Z;53.4 Cõu 11.W*#$+70*E')%[3'%4&)=07'<0*O\8?519# X'()* !B;-9/!1E;-9!-;-9:!Z;53.4 Cõu 12. W*#70M19!)=08370*;1$+#-%'()*-;-94 <0*)(Q5A !519# /!?519# !8519# :!0*;81519# Câu 13. Một ngời quan sát trên mặt biển thấy chiếc phao nhô lên cao 10 lần trong 36 s và đo đợc khoảng cách hai đỉnh lân cận là 10m. Tính vận tốc truyền sóng trên mặt biển: A. 2,5 m/s B. 5m/s C. 10m/s D. 1,25m/s Cõu 141$4#Q[]% ^ _(`ab0!1$4#Q)=0W<]0*)(Q]W_'% ! W _(`aac d b!/! W _(`adc d b!! W _(`ac d b!:! W _(`dc d b! Cõu 15: W*1R<0*6;(70M5=3#7(e^8(ef@.(<& #.+%c0!O)*+#70M5=% !-_e0g! /!-_c0g! !-_h0g! :!-_f0g! Cõu 16. (c^0*R<-73i#5=+R190M4.4>#% !c /!c@i !j :!i! Cõu 17. [#70M19Q('()*-98Oi^k!:,(0*;1$+#@.(<&h )N#76;%j0!O)*+#70M19% !ci0g /!i^0g !e^^0g :!c^^0g Cõu 18:W*##;1$4#_ ( `^@^clcb()#l@)1E)(5A0-%)(5A!/19 #)(5A0% !i^/!e^^!c^^:!i e  b) Phương trình sóng Câu 191$4#Q[]% ^ _(`e^^πb0!1$4#Q)=0W<]0*)(Q]W_^@j0 %@56-2O+#%-_c^0g ! W _(`e^^πb!/! W _(`e^^πdjπb!! W _(`e^^πd c π b!:! W _(`e^^πd j c π b! Câu 20: "#$+(0*01',(S]l-9;1$4  (`c^ hlb= − `0b`lH5A0m@ H5Ab!O)*+#(0175A !i0g!/!i^0g!!h^0g:!h0g! Câu 21: W*#+7S]l)1E05n;1$4_ (c π `od l λ b()#l@)1E)(5A0 -%)(5A!O)*'()*p)Q>;8?0193;h8O)*+#@6 ! λ _ h π /! λ _ c π ! λ _ π :! λ _c π Câu 22: W*#+7S]l)1E05n;1$4_^@i(`i^lde^^^b()#l@)1E)(5A 0-%)(5A!O)*'()*p)Q>;8?0193;5(78O)*+# !c^ /!ci !i^ :!e^^ Câu 23W*#$+70*;1$+#-9-2O-_e0g!1$4#>0*)=0] 7;1$+#)#% ^ _j(`πb0!1$4#Q)=0WA0]<]0*)(Qci0% ! W _j(`ππb0!/! W _j(π0!! W _j(`πd h j π b0!:! W _j(`πd h π b0! Câu 24W*#$+70*;1$+#-9-2O-_h^0g!1$4#>0*)=0] 7;1$+#)#% ^ _c(`πb0!1$4#Q)=0WA019]-%<]0*)(Qe^0% ! W _c(`ππb0!! W _c(π0!! W _c(`πd h j π b0!:! W _c(`πa h π b0! Câu 25W*#$+70*;1$+#-9-2O-_i^0g!1$4#>0*)=0] 7;1$+#)#% ^ _h(`i^πb0!1$4#Q)=0WA019]-%<]0*)(Qe^0 % ! W _h(`i^ππb0!/! W _h(`iπae^πb0!! W _h(`πd h j π b0!:! W _h(`πd h π b0! Câu 26W*#$+70*;1$+#-9-2O-_i^0g!1$4#+T])6 W;1$4#Q)=0W W _i(`i^ππb0!WA0]<]0*)(Q^@i04;1$4#Q] % ! ] _i(`i^π c j π b!/! W _i(`i^πaπb!! W _i(`i^πd h j π b!:! W _i(`πd c π b! Câu 27W*#$+70*;1$+#-9-2O-_i^0g!1$4#>0*)=0] 7;1$+#)#% ^ _(` t T π c b0!W*)=0W<].(λgj4q)=0_egr.4#)* '= W _c0!/7)*#% !c0!/!h0!! j h :!c j ! Câu 28"#+70M19-9-2Of^0g!)=0 -%/7;1$+#<e^0@# +T )6W[)6/!=0W< 0*)(Qc0#;1$4#% W _c(`h^πa h j π b04;1$ 4#Q -%/81E% ! _c(`h^πa h s π b-% / _c(`h^πa h ej π b!/! _c(`h^πa h s π b-% / _c(`h^πd h ej π b! ! _c(`h^πa h ej π b-% / _c(`h^πd h s π b!:! _c(`h^πd h ej π b-% / _c(`h^πa h s π b! Câu 29W*#+T])6W[)6B0*;1$+#-9-2Oef0g@W_j0@W]_ ]!1$4#Q]% ] _i(`hπd r π b04;1$4#QW-%% ! W _i(`hπd c π b-%  _i(`hπa r π b!/! W _i(`hπa c π b-%  _i(`hπd r π b! ! W _i(`hπa r π b-%  _i(`hπd c π b!:! W _i(`hπd r π b-%  _i(`hπa c π b! c) Pha của sóng:  c  Câu 30: W*#$#519#t+,(0*)1CT)=0W)6)=0!/6.(<W_'! *Z; uϕ >'()*Q)=0W-%% !∆ϕ_ cvt ' /!∆ϕ_ v' t !∆ϕ_ vt ' :!∆ϕ_ cv' t Câu 31"#+7'-9-2Oh0g8O#)UTcck)6crk!=0W<[0*)(Qcf 0'()*Z;-#-9[!/19#+7'% !er^0!/!e@r0!!er0!:!e^^0! Câu 32W*)=0]70M19'()*-98Oc^k@-2O+#70M19)UT^@f0g)6e 0g!70M19)=0 -%/<e^07;1$+#'()*1E;!/19# 70M19% !h0! /!er0! !ci0! :!i0! Câu 33:"#$#8Of^k+(0*01-9-2Oh0g!:()*><;8?-23Q )=070*;1$+#<[#&)(Q81Eje0-%jj@i0@Z;# ! c π '! /!π'! !cπ'! :! j π '! Câu 34: W*0w"Q0-%(0M19'()*)+(%-98Oo_h^k!13A)=0 -%/7 0M19BA07;1$+#<0*.(_c^0'()*1E;!/6O)* +#A0(.(Tj0g)6i0g!O)*)#% !j@i0g/!h@c0g!i0g:!j@c0g Câu 35: W*0w"Q0x-%(0M19'()*)+y-98Oc^k43)=0 -%/70M19 BA070*;1$+#<0*.('_e^0'()*1E;-9!O)* +##<`^@f0g≤-≤e0gb% !-_^@f0g/!-_e0g!-_^@z0g:!^@s0g Câu 36: W*')%[3'%#)8 '()*-98Oo,(;1$-#-9E'-9O)*+#- _h0g!{m0*)=0W7'-%< 0*)(Qcf043W'()*Z;-9 0*#∆ϕ_ `c.aeb c π -9._^Y±1Y±2!(568Occk≤o≤crk@519#λ>##<% !c^0 /!ei0 !er0 :!jc0 Câu 37: W*')%[3'%#)8 '()*-98Oo,(;1$-#-9E'-9O)*+#- _c^0g!I8Oo;#<%()=0*)=0W7'-%< 0*)(Qe0'()*B;-9 !(568Oc^k≤o≤i^k !e^k(Mj^k /!c^k(Mh^k !cik(Mhik :!j^k(Mi^k 2. Giao thoa sóng Câu 1.70M19A0#[.6E;" e - | " c '()*,(;1$C)D@B;@-9B57 )*  .  )U ( R< 4 + #! G # p ( ( #)#70M194'()*Q )=0>)(Q" e " c #57)* !p)Q/!p=!5Agc:!5A Câu2.Q )=0 @ /70M 19A0 #  [# $.6E;@ B 57)*@1E ;@'( )* ,(;1$ C)D!( 57)*# +70M 19.)U(R<4+#!8?19 *)=0>)(Q / A. '()*-957)*I$57)*'()*>0}[!B!)D7 C. .'()*!D. '()*-957)*5A57)*'()*>0}[! Câu 5.Q  )=0  -% / ( 0* 0 1 + # #  [ # .6 E;@ '()* B ;1$ -9 ;1$4 81E%  _(ω -% / _(`ω aπb! /6-2 O-%57)*#'(0}[Q(.)U (R<4#+!(.(& -%/# (( #'( [ 7 !8 ?-2 3Q )=0>)(Q /'()*-957)*5AA.^/!gc!:!c Câu 6.(((>#70M19T[.6E;@ | ;@&)=0'()*-957)* p=#Z.(<9[`. ∈ ~b% !' c ' e _. λ /!' c ' e _c. λ !' c ' e _`.aegcb λ :!' c ' e _. λ gc Câu 7.(((>#70M19T[.6E;@1E;@&)=0'()*-957)* p=#Z.(<9[`. ∈ ~b% !' c ' e _. λ /!' c ' e _c. λ !' c ' e _`.aegcb λ :!' c ' e _. λ gc Câu 8. pZ((#70M19-9c[.6E; -%/B;@B8Oo!O+#7 0M19%-_j^0g!Q)=0W70M19# W_c^0-%/W_ei@i0@'()*-$ • 57)*p)Q!€&W -%)1p> /( • c)1(p)Q.<!8O'()*>c[ -%/#<% !c^k /!ej@jjk !cr@rrk :!h^k  j  Câu 9. pZ((#70M19-9c[.6E; -%/B;@B8Oo_h^k@ • e^0! Q)=0W70M19# W_j^0-%/W_ch0@'()*-$ • 57)*p)Q!€&W-%)1p> / ( • j$ •  | ((`j' ‚ p)Qb! • ) • 7 | ( • (1$ •  |  !j^0g /!r^0g !f^0g :!e^^0g Câu 10.(ƒ • 7 • 0((( • 70M19-$ •  | .7 • $ • ;" e @" c  <ec00; • ( •  -$ •  | ;1$ƒ |  e _ c _(`e^^πb`00b@ƒ • 5P | `b! • - | ((` • ' ‚ 1 • ) • ( (b)( • " e " c  | r)( • 5P | ! • ) • 7 | ( • (1$ •  |  A.c^0g! B. ci0g! C. c^00g! D. ci00g! Câu 11.Q)=0W-%(0*01+##[#.6E;B;1$-%B;'( )*!/657)*@-2O>#.)U(R<4+@8O>#5Ah^k-%#p((# ()(QW!()W@)=0'()*#57)*p)Q83<e@i0!O) • +# (01% |  !c@h0g!/!e@c0g!!^@j0g!:!^@r0g! 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Sóng dừng Câu 1: G##'T70*E')%[4.(<&5S#76;5A  h  A. 0*;81519#! B. 0*519#! C. ?519#! D. 519#! Câu 2: G##'T7'@.(<&76;5A A. 0*?519#! B. 0*519#! C. 0*;81519#! D. 0*O785g#! Câu 3: G##'T70*E')%[@.(<T0*5S)68#35A A. 0*O78519#!B. 0*?519#!C. 0*519#!D. 0*;81519#! Câu 4: W*')%[#+'%L@)8O)!"#'T7'#519#'%3% !Lgc /!L !cL :!hL Câu 5: W*')%[#+'%L@0*)8O)@0*)8p'(!"#'T7'#519#'%3% !Lgc /!L !cL :!hL Câu 6:ˆ<70*E'3##'T-957)*>5S#%!Q)=07E'<5S# 0*;81519##57)*'()*5A !gc/!^!gh:! Câu 7:70*E'#+'% l @)8O)@)##'T!7'#0*5S#!/6O)*+ #7'%-.)U!8O>#% ! c v l /! h v l ! cv l :! v l Câu 8: W*  E  '  )%  [  #  )8   )1E  K  O  )!  (  )8  '  /  '(  )*  -9  8  O  o  4  3#  #  + 7  E  '  7  '  -9  O  )*  -!  G  4    #  U  )  4  l3  Z  &  )=0  '(  )*  -9  57  )*  p )Q  -%  #  &  )=0  .  '(  )*!  6  (  /  '(  )*  -9  57  )*3  I  4  +  '%  E  '  %      5A A. . - o -9.∈ ‰ B. .-o-9.∈ ‰ C.. - co -9.∈ ‰  D. `c.  a  eb-9 - ho .∈ Câu 9: W*')%'%h^0@Pq)8O)@.''()*-98Or^^kR<7'##'T -95S#!/19#7'% !λ_ej@j0!/!λ_c^0!!λ_h^0!:!λ_f^0! Câu 10: W*E')%[#)*'% /_f^0@)8/&O)@)8 K-98'()*)+y-98O i^k,(;1$-#-9 /!7'#0*#'T-9h5S#@( -%/%#!O)*+ #7'%A. e^0g!B. i0g!C. c^0g!D. h^0g! Câu 11: ˆ<#'T70*E')%[@1)()1E.(<&i#76;%e^^0!/6 8O>#+7'5Ae^^k@O)*+#7'% !i^0g/!e^^0g!ci0g:!si0g Câu 12: 70*E''%c0)##'T-98Oe^^k@13(%c)8'O)y#j)=0 .<)D7!O)*+#7'% !r^0g/!f^0g!h^0g:!e^^0g Câu 13: ( HZ0 -+#'T@70* E')%[ '%e@c0-9 )8 O)@1 R<3 (%  )8 ' O ) y #)=0 .< 7 ' . '( )*!/6 .(   &  8 7 6; -9E''}C%^@^i!O)*+#7'%A.f0g!/!h0g!!ec0g!:!er0g! Câu 14: W*E')%['%_ec^0#)8 @/O)!W*#+-98Oo_i^k@7')60)1E i#..= @/!O)*+#7'% !j^0g!/!ec@i0g!!c^0g!:!h^0g! Câu 15:W*E')1EP&)8 -%/O)!(56O)*+#$7'%-  _r^^0g@O )*+0(..H%-  _j^^0g@ /_j^0!GE'519#>0(..H%5( 7!/6A.'4&)8'#c5S# !ei0/!j^0!r^0:!z^0 Câu 16: W*E')%[]W_z^0#)8O)!G)1E.HH47'##'T-9j5##! /Z)*Q5S#%j0!Q)=07'8]3#57)*'()*%e@i0!]#<% !e^0 /!i0 ! i c 0 :!s@i0 Câu 17: W*E')%[]W_z^0#)8O)!G)1E.HH7'4%j5##!/7)*Q 5S%j0!Q8]3#57)*'()*%e@i0!]#<% !i0!/!s@i0!!e^0!:!c@i0 Câu 18 : W*' /'%z^0#)8/p'(!Q(q)8 0*'()*)+(%#8Oo_e^^k## 'T@7'#h0!O)*+#7'#<%5(7 !r^0g!/!i^0g!!ji0g!:!h^0g! Câu 19.W*E'm; /'%he0,($?)8 O)@)8/p'(!GHH'()*('0*0 0)Z-98O'y)Zc^k@O)*+#7'er^0g!GlZ1E#'T7'l3 ZO#-%5S#%A.ce@ce5S!B.ce@c^5S!C.ee@ee5S!D.ee@e^5S! Câu 20: W*' /'%e^^0#)8/O)!Q)8 pZ0*'()*)+(%#8Oo_h^k!O)* +#7'%-_c^0g!"O)=0@O)=05S7'%5(7F !j@h5S! /!i@h5S! !r@h5S! :!s@i5S! Câu 21: W*')%[ /'%r^0#)8/O)@)8 0K-%(0*<0()'()*-98Oo_i^ k!G0(7'##'T@'%j0@O)*+#7'#=2<%(( <<F !-_ci0g/!cf`0gb!ci`0gb:!c^`0gb Câu 22: W*' /'%z^0#)8/p'(!Q(q)8 0*'()*)+(%#8Oo_e^^k## 'T@7'V#h0!O)*+#7'% !r^`0gb/!h^`0gb!ji`0gb:!i^`0gb! 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Câu 27: O)*+#70*E'%h^0g!)8'O)!G8O#7'%c^^k@7'4 %#'T-9e^5S#!VN8O%(('19)wQ(#'T7' !z^k /!s^k !r^k :!ee^k Câu 28: W*' /'%e@f^0PCA0@)8/O)@)8 K-%(0*58Oe^^k!G5 (Q)*@137'##'T[0r5##@-9 l,010*!H519#-%-2O +#7' /! !t_^@j^0Y-_j^0g /!t_^@j^0Y-_r^0g !t_^@r^0Y-_r^0g :!t_e@c^0Y-_ec^0g Câu 29: W*E'#0*)85.x;M@)8.5*-%(0*<>0(#8Or^^k!Š0('()* Q(0*##h5S!#O)*#7'%h^^0g!+'%>'% !hgj0 /!c0 !e@i0 :!<.< Câu 30: W*E'#0*)85.x;M@)8.5*-%(0*<>0(#8Oh^^k!Š0('()* Q(0*##h5S!+'%>'%h^0!O)*#7'% !f^0g /!f^0g !h^0g :!€<.< Câu 31: W*' /'%z^0#)8/ ‡ p'(!Q(q)8 0*'()*)+y#8Oe^^k## 'T@7'#h07!O)*+#7'#<5(7F !c^0g /!h^0g !j^0g :!€<.< Câu 32: W*E''%e@c0@)8O)!GQ(#'T7'@)60)1E#3i7'`.=c)8b! /19#>'()*% !ch0/!j^0!hf0:!r^0 Câu 33: W*' W'%e@f0PCA0@)8WO))8 K-%(e58Oe^^k!G 5(Q)*137'##'T[05##!9 l,010*!H519#-% O)*+#7' W ! λ _^@jY-_j^0g/! λ _^@rY-_r^0g! λ _^@jY-_r^0g:! λ _^@rY-_ec^0g Câu 34: W*' /)%[,($?!8 K-%(0*0(-98Oo_e^^k!O)*+#% h0g!K59)='Nyce0!/3##'T7'!VHO5S-%O! !ee-%ee /!ee-%ec !ec-%ee :!<;<.< Câu 35: W*' /'%c^0@=0/O)!8 K-%(0*0(-98Oo_c^k!O)*+#% e^0g!O5S-%OR<)1E.#Z1E#'T. !f^5S@fe /!f^5S@f^ !fe5S@fe :!h^5S@he Câu 36: W*E'P&)=0O)<si0!1Q(#'T7'!8O83 BQ(#'T7'%ei^k-%c^^k!8OI3Q(#'T7')#% !i^k /!ecik !sik :!e^^k Câu 37: : /_h^0P@c)8O)@.##'T4QW%5SDh`.=T/b@56/W_eh0!U O5S7' /% !z/!e^!ee:!ec Câu 38: : /_j^0P@c)8O)@.##'T4Q • /z0% • Dh`.=T/b!UO  • 7' /% !z/!e^!ee:!ec Câu 39: W*E' /,($?@)8 K-%(0*<>0(#8Oo!"( • '1 | 7'@1$ |  •  .(<T/)6'()*Dj`.=T/b%i0!/19# |  !h0/!i0!f0:!e^0 Câu 40: W*' /_z^0)%[PCA0!)8O)!1E.HH'()*@7'4% j5##!/7)*Q5S#%j0!Q8 3#57)*'()*%e@i0!H.(<&-%  !i0 /!s!i0 !e^0 :!ei0 Câu 41: "E']/_ce0-9)8/p'(!€Q]0*'()*#8Oo!O)*+#%c@f0g! "( • '1 | 7'( • f5S#48O'()*% !h^k/!i^k!r^k:!c^k Câu 42: "( • '1 | 7E']/_ec^0@c)8O)!37'#h5( • -%57)*'()*5 • %e0!H 57)*'()*Q0*)=0W<]%ri0 !^0/!^@i0!e0:!^@j0 4. Sóng âm Câu 1.W*#0+T..H-%(194 A. 8O-%519#)+)U! B. 8O)U@y519#.)U! C. 8O.)U@y519#)U! D. 8O-%519#)+.)U! Câu 2.Š0K%)MHH>0 A. N;S*-%(57)*! B. N;S*-%(8O! C. N;S*-%(1)*0! D. ;S*- | (' • ) |  • '()*! 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Câu 6. €#>0-%&.<%'( !8O0.<! /!/7)*0.<! !1)*0.<! :!*(0.< Câu 7. GB<0*qB0*)*(@-Œ;5Z)1E<>T1%'( !8O-%57)*0.<! /!8O-%1)*0.<! !8O-%P1E0.<! :!/7)*-%1)*0.<! Câu 8. L1EP1E)1E#0+(0*)$-R0*)$-'ZH)M-#-9 ;1$+0% !1)*0!/!P1E0!!WD1)*0!:!*(>0! Câu 9.<5=%())F !Š0#1)*94#0<0)#( /!Š0#1)*I4#0<0)#I !Š0#8O94#0<0)#( :!Š0(I;S*-%(0D1)*0-%8O0 Câu 10. =P3;)8O>0'(')%;<; !PpP'3;8 /!€ ‡ 0pP'3;8 !PpP'3;h8 !€ ‡ 0pP'3;h8 Câu 11.(<QS@*;)%@.•@<(#<'S !T.6)Q0@-TQ(0K7>0'(QS)#;</!L%0P)*(-%)*(>0 !€1 ‚ (0;<#8OU) :!L59Q;0-%6[ Câu 12. G[;<0=)*Q81,))D741%X,3e0# !8OI$8O>[0 /!8O9$8O>[0 !1)*09$(-9.[0))D7/!/19#'%$(-9.[0))D7 Câu 13. W*#0#8Ol<)+(..H-%(19-9-2O81E%jj^0g-%ehic0g! G#0)#+T19..H4519#>#X !Ph@h8 /!0h8 !Ph8 :!0h@h8 Câu 14. W*1)D<0*5D1i^^0,0*6U!H)M<1eri0!1-% B7)1C-#-91!".,6U@1%Q,6U'(0;lQ 75D1!O)*0(..H%jj^0g!G(&6U% ! e j  /! c j  !e :! h j  Câu 15.WD1)*0Q0*)=0(01+0%L_s^'/!1)*0Q)=0)#3; A. e^ s 81)*0Ž† ^ ! B. s81)*0Ž† ^ ! C. s e^ 81)*0Ž† ^ ! D. s^81)*0Ž† ^ Câu 16. Q0*)=0 A0<[0`[)=0b0*.( _e0@#0D1)*0%L _z^'/! /61n,>0)#† ] _^@e•g0 c !1)*0)#Q % A.† _^@e•g0 c B.† _^@e0•g0 c C.† _^@e•g0 c D.† _^@e€•g0 c Câu 77: 1  )*  0  Q  0*  )=0  (  0  1  +  0  %  e^ di  •g0 c !  /6  1  )*  0  Ž | † ^ _e^ dec •g0 c ! WD  1  )*  0  Q  )=0  )#  5A  A. i^'/B. r^'/C. s^'/D. f^'/ Câu 78: Q  )=0   <  [  0  ]  0*  )(Q  '_e^^0  #  0D  1  )*  0  %  L  _z^'/@  56 1n  , >  0  )#  %  I 0 =e^ dec •g0 c ! 1  )*  0  Q   %  A. I A =  ^@  ^e  •g0 c B. I A =  ^@  ^^e  •g0 c C. I A =  e^ dh  •g0 c D. I A = e^ f  •g0 c Câu 79: G  0D  1  )*  0  P 70 c^'/  4  1  )*  0  P  A. c  8!B. c^^  8!C. c^  8!D. e^^  8! Câu 80: W*  #  4  8  #    3  e•@    ?  P  1E  ;<    )1E  5(  (%!  1  )*  0  Q)=0  W  < [  0  ci^0  %  A. ≈  ej0•g0 c B. ≈  jz@s0•g0 c C. ≈  e@j!e^ dr •g0 c D. ≈  ^@jef0•g0 c Câu 81: W*  [  0  #  1  )*  e^•g0 c X      D    3  π _j@eh!  6  0*  [  0  .H19  I  "  )M <    0*  )( •   e^^0  4    3  >  [  0  ;<    )=  D    % A. ec@ir•! B. eci@r•! C. e@cirG•! D. e@cir0•! Câu 82: W*  <  (  #    3  e•  .  0q  6    3@  3  ‹  π _j@eh!  1  )*  0  Q ) =0  <  # h^^0  %  s  A. ` ≈  i!e^ di •g0 c  /. ` ≈  i•g0 c  . ` ≈  i!e^ dh •g0 c :. ` ≈  i0•g0 c Câu 83: W*  <  (  #    3  e•  .  0q  6    3@  3  ‹  π _j@eh!  WD  1  )*  0  Q ) =0<  #  h^^0  % A. ` ≈  zs'/! B. ` ≈  fr@z'/! C. ` ≈  ss'/! D. ‹  ≈  zs/! Câu 84: W*  1  )D  19  <  [  0  "  0*  )(Q  '!  [  %  ;<  #  8!  G  1  )#  )Q  8  [  0 i^0  4  3  1  )*  0  P  7  3;  )!  G(  <  '  %  A. ` ≈  ccc0!B. ` ≈  cc@i0!C. ` ≈  cz@j0!D. ` ≈  ese0! Câu 85: WD  1  )*  0  '(  [  "      Q  )=0  W  %  L@  .  (  "  6  Q  8  W  0*  )(Q  rc04  0D  1  )* 0  P  70  s'/!  G(  <  %  "  )6  W  %  A. ` ≈  ce^0!B. ` ≈  c^z0C. ` ≈  eec0!D. ‹  ≈  hc@z0! Câu 86: W*  #  0    +  (  .  .H  -9  O  )*  ji^0g@#  519  #  s^0!  8  O  #  % A. i^^^k B. c^^^k C. i^k D. i^^k Câu 87: 6  y  l,  #  8  O  e^^^k  ;<    T  l,    )  =  )*  6  Q  8  5Q  -9  O  )*jr.0g@  O  )* +  0  (  .  .H  %  jj^0g!  G  )#  5Q  ,  )1E  0  #  8  O  % A. zrz@rzk! B. zs^@izk! C. e^j^@jk! D. e^je@cik! Câu 88: 6  y  l,  #  8  O  e^^^k  ;<    T  l,    )  =  )*  6    l  5Q  -9  O  )*jr.0g@  O  )* +  0  (  .  .H  %  jj^0g!  G  )#  5Q  ,  )1E  0  #  8  O  % A. zrz@rzk! B. zs^@izk! C. e^j^@jk! D. e^je@cik! Câu 89: W*  [  0  ;<    8  O  f^^k@  O  )*  +  0  (  .  .H  %  jj^0g!  W*  1)  )  Q  8 [  0  -9  O  )*  ef.0g  X  ,  )1E  0  #  8  O  A. fec@eck!B. sfs@ffk!C. sir@jrk!D. fhj@rhk! Câu 90: W*  [  0  ;<    8  O  f^^k@  O  )*  +  0  (  .  .H  %  jj^0g!  W*  1)  )    l [  0  -9  O  )*  ef.0g  X  ,  )1E  0  #  8  O  A. fec@eck!B. sfs@ffk!C. sir@jrk!D. fhj@rhk! Câu 91: O  )*  +  0  (  .  .H  %  jj^0g@  (  19  %  ehji0g!  W*  0  #  519  #(  .  .H  % i^0  4  .  +  (  19  #  519  #  %  A. ces@h0!B. ee@i0!C. c^j@f0!D. W*  <    .<! Câu 92: W*  1  •  0*  <  5  -%(  )1  K  q  <  )#  e^ir0  0*  1  .<  <;    -%(  )1K  4  ,  3  c 6  •  <    j!  /6  O  )*  +  0  (  .  .H  %  jj^0g  4  O  )*+  0  (  )1  K  % A. ic^^0g B. icf^0g C. ij^^0g D. ie^^0g Câu 93: W*  #  0  #  8  O  l<  )  +  (  .  .H  -%  (  19  -9  O  )*  8  1E  %  jj^0g  -%  ehic0g! G  #  0  )#  +  T  19    .  .H  4  519  #  >  #  X A. P  h  8! B. P  h@h  8! C. 0  h@h  8! D. 0  h  8! BÀI TẬP TỔNG HỢP: Câu 6.W*#$+70*)1CT)=0])6)=0W<]0*)(Q'! /68Oo@519#λ-%57)*>#.)U(R<4#+!6;1$4'()*>;8 ?-23Q)=0W#'Q W `b_(cπo4;1$4'()*>;8?-23Q]% ! π λ d u (t) a cos (ft )= − 0 2 B. π λ d u (t) a cos (ft )= + 0 2 ! d u (t) acos (ft )π λ = − 0 :! d u (t) acos (ft )π λ = + 0 Câu 7. W*#$#519#t+,(0*)1CT)=0W)6)=0!/6.(<W_'! *Z; uϕ >'()*Q)=0W-%% !∆ϕ_ d πλ2 /!∆ϕ_ dπ λ !∆ϕ_ d πλ :!∆ϕ_ dπ λ 2 Câu 8. G##'T70*E')%[4.(<&5S#76;5A A. 0*;81519#! B. 0*519#! C. ?519#! D. 519#! Câu 9. G##'T7'@.(<&76;5A A. 0*?519#! B. 0*519#!C. 0*;81519#!D. 0*O78519#! Câu 10. G##'T70*E')%[@.(<T0*5S)68#35A A. 0*O78519#!B. 0*?519#!C. 0*519#!D. 0*;81519#! Câu 11. ˆ<70*E'3##'T-957)*>5S#%!Q)=07E'<5S#0* ;81519##57)*'()*5A !gc/!^!gh:! Câu 12. 70*E'#+'% l @)8O)@)##'T!7'#0*5S#!/6-2O +#7'%-.)U!8O>#% ! c v l /! h v l ! cv l :! v l Câu 13. 70M19A0#[.6E;S 1 -%S 2 '()*,(;1$C)D@B;@-9B 57)* .)U(R<4+#!G#p((#)#70M194'()*Q )=0>)(QS 1 S 2 #57)* !p)Q/!p=!5Agc:!5A Câu 14. Q )=0 @ /7 0M19 A0 # [# $.6 E;@ B57)*@B ;@'()*  f  ,(;1$C)D!( 57)*# +70M19.)U(R<4+#!8?19 *)=0>)(Q / A. '()*-957)*I$57)*'()*>0}[! B. '()*-957)*p)Q! C. .'()*! D. '()*-957)*5A57)*'()*>0}[! Câu 15.=.(<((#$@15OH70M19A0[.6E;" e -%" c ![% '()*)+y,(;1$C)D@B;!{,057)*#.)U(R<4+#!< )=0*0M19-%A07)1p>)(Q" e " c X !'()*-957)*5A?57)*p)Q /!'()*-957)*p= !'()*-957)*p)Q :!.'()* Câu 16.Q)=0 -%/70M19A0#[#$.6E;@'()*,(;1$C)D!# p((>#%70M19!Q)=0>)(Q /@;8?19'()*-957)*p)Q! [#)#'()* !Z;#πgj /!B; !1E;! :!Z;#πgc Câu 17.Q)=0 -%/(0*01+##[#.6E;@'()*B;1$-9 ;1$481E%  _(ω-% / _(`ωaπb!/6-2O-%57)*#'(0}[Q(.)U (R<4#+!(.(& -%/#((#'([7!8?-23Q )=0>)(Q /'()*-957)*5AA.^/!gc!:!c Câu 18.W*#0+(..H@(O<)Q1E57)*#@8O#@-2O+#-% 519#Y)Q1E.;S*-%(<)Q1EyQ% A. 519#! B. 57)*#! C. -2O+#! D. 8O#! Câu 19.W*#0+(..H@(O<)Q1E57)*#@8O#@-2O+#-% 519#Y)Q1E.;S*-%(<)Q1EyQ% A. 519#! B. 57)*#! C. -2O+#! D. 8O#! Câu 20."#70 A. +)1E(.! B. .+)1E(.! C. +(..H$(19! D. +(19$(K! Câu 21.W*#0+T..H-%(194 A. 8O-%519#)+)U! B. 8O)U@y519#.)U! C. 8O.)U@y519#)U!D. 8O-%519#)+.)U! Câu 22.G#0+T01..H-%(01194 A. .4>#P! B. 8O>#.)U! C. 519#>#0! D. 519#>#.)U! Câu 23.Š0K%)MHH>0 A. N;S*-%(57)*! B. N;S*-%(8O! C. N;S*-%(1)*0! D. ;S*-%(8O-%57)*! Câu 24.W*<m;0I@0*)8O)@)8yQ)1E.HH)='()*-9.4.)U-%5A^@^f! Š0'(<m;;<% !00%1,)1E!/!Q0!C. Q0:!70! Câu 25. G#-+#$@;<5=%()%saiF !"#$%p+'()*$(01-23 /!"#$+)1E(3<01K@I@.H-%.! !"#0+(..H%#'! :!"#$+70M19%# Câu 26. G#-+#$@;<5=%()%saiF A. "#$#;1$'()*-#-9;1$+#%#! B. "#$%p+'()*$(01-23! C. "#$+)1E(3<01K@I@.H-%.! D. "#0+(..H%#'! Câu 27. W* [ 0  = )* )+@ 6 C )6 0<  0 / ) )D 7 (..H400% 0</)1E#8O A. 5A8O0>[0 ! B. I$8O0>[0 ! C. .;S*-%(O)*=)*>[0 ! D. 9$8O0>[0 ! Câu 28. W*#+(0*01-9-2Oee^0g-%#519#^@ci0!8O>#)#% !hh^k /!cs@ik !i^k :!cc^k Câu 29. "#$#8Oi^k+(01-9-2Oer^0g!‘B0*)=0@)=083 70*;1$+##'()*B;-9@< !j@c0!/!c@h0!e@r0:!^@f0! Câu 30. W*[;<#'()*,(;1$4_(c^π`0b-9H5A!(.(c@ #%+))1ERV)15A5(78519#F !c^ /!h^ !e^ :!j^ Câu 31. "#$+(0*01',(S]l-9;1$4  (`c^ hlb= − `0b`lH5A0m@ H5Ab!2O+#%(0175A !i0g!/!i^0g!!h^0g:!h0g!  z  Câu 32. "#$#8Of^k+(0*01-9-2Oh0g!:()*><;8?-23Q )=070*;1$+#<[#&)(Q81Eje0-%jj@i0@Z;# ! c π '! /!π'! !cπ'! :! j π '! Câu 33. W*E')%[#)*'% /_f^0@)8/&O)@)8 K-98'( )*)+y-98Oi^k,(;1$-#-9 /!7'#0*#'T-9h 5S#@( -%/%#!2O+#7'% A. e^0g! B. i0g! C. c^0g! D. h^0g! Câu 34. ˆ<#'T70*E')%[@1)()1E.(<&i#76;%e^^0!/6 8O>#+7'5Ae^^k@-2O+#7'% !i^0g /!e^^0g !ci0g :!si0g Câu 35. 70*E''%c0)##'T-98Oe^^k@13(%c)8'O)y#j)=0 .<)D7!2O+#7'% !r^0g /!f^0g !h^0g :!e^^0g Câu 36. ( HZ0-+ # 'T@7 0*E ')% ['% e@c0-9  )8O )@1 R<3 (%  )8 ' O ) y #)=0 .< 7 ' . '( )*!/6 .(   &  8 7 6; -9E''}C%^@^i!2O+#7'% A.f0g! /!h0g! !ec0g! :!er0g! Câu 37. W*#0#8Oc^^k+(0119-9-2Oei^^0g!/19#>#% (0119% A. j^@i0! B. j@^.0! C. si@^0! D. s@i0 €† ]] "’€“” Câu 38. 70M19A0@Q)=0" e @" c <f@c0@1)M[#$ .6E;@'( )* )+(%,( ;1$C )D# 8O eik -% '()*)[ ;!/6-2O+#70M 19%j^0g@(57)*#.)U.+)!"O)=0'()*-957)*p)Q7)(Q" e " c % A. ee! B. f! C. i! D. z! Câu 39. Q)=0W-%(0*01+##[#.6E;B;1$-%B;'( )*!/657)*@-2O>#.)U(R<4+@8O>#5Ah^k-%#p((# ()(QW!()W@)=0'()*#57)*p)Q83<e@i0!2O+# (01%5A !c@h0g! /!e@c0g! !^@j0g! :!^@r0g! Câu 40. W*#0#8Ol<)+(..H-%(19-9-2O81E%jj^0g-%ehic0g! G#0)#+T19..H4519#>#X !0h@h8/!0h8 !Ph@h8 :!Ph8 Câu 41. 70*)1CO&65;<0-%650@1(65=)*-9 -2Oc^0gQ865)D7!/60'(65;<#8Oeejrk@-2O0(..H%jh^ 0g!8O00%65)1E% !eccik! /!ec^sk! !e^sjk! :!eceik Câu 42. 1l<)O)*>0*[05A<?'S65)(8O0!G[0=)* C)+Q865))D7465)()1E8O0%schk@y.[0=)*C )+-9BO)*)#l65465)()1E8O0%r^rk!/6[0-%65BA0 70*)1C@8O>[ 0;< .)U -%O)*+ 0(015Ajjf0g! O )*>[0%% A. -≈j^0g /!- ≈ci0g !-≈h^0g :!-≈ji0g  e^ . !GH-%I /!JK-%I !LI-%.H :!JK-%70M01I Cõu 5 62)#' !N+)1E(3K! /!G+)1E(3K!!+)1E(3K@3I-%3.H! :!+)1E(3K@I@.H-%(.! 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