BÀI TẬP VỀ ĐẠI CƯƠNG DAO ĐỘNG ĐIỀU HOÀ, CON LẮC LÒ XO Câu 1: !"#"$% &'()* && +, - !#"$%&,(,*. - ! /0 1"23 Câu 2:45/6/0(!"7"/08* 9Hz :0/6 g9' !"#"; (' s <#"1A. =-'' mN B. =-9' mN C. ='' mN D. =9' mN Câu 3a:.> #"/6?@AB"!0?@CD!E#"E/F?BG1 >)HI !"7">JA. )HI B. ,'I C. )(HI D. ,,I Câu 44KD!JELD 1, )' , =cm s %ELD - 1 , -cm )' - =cm s %ELD , 1 , ,cm 1JA)'=*B ,' , =cm s C-'=*D,'=* Câu 5:4KD!"7"?2?MN(EOLD ( t - t /6/$"#"/6PO?F $ Q=R(=S,' - smascmv −== =,R(=S' - smascmv −=−= T6UE#"/6$ A. =-' scm B. =)' scm C. =9' scm D. =,-' scm Câu 6:4/6!"7"/0AP? R-*S) cmtx ππ −= %ELDA"#"!"1 ) 8 2A"? (#"/61A. =) scm π B. =,- scm π C. =,) scm π D. =- scm π Câu7.4?@C(!$U2#"$ cml ,' ' = (/6!"7!$ 2V,-cm,Wcm( - ' s m g = T6UE#"!"$J X s cm -,' : s cm -Y' s cm ' Z s cm -' Câu 8:45[/$/6\!"7"@AP"/08*'?"!=*:?1 >/$>S]/F?BG1#"/6R1"/6#"/601'()=*:2!" #"$X) : ) - -Z - - Câu 9.4[?@C(8?2#"^F(8!0?@/6'': -9=( 2 π &'._/6?"\/F?BG1@APC!0E-?5?`7 /6 10 3 π @APC(02:2!"#"/6$JX-: 2 2 CYZW Câu 10a"/6b/$cdKAOV/$8!d7?2?MS?2"LC* *7*O"R/0d2/0 8$% /$% - &-% %e*/6^"b/$c fgA"$JAJ-B-JC-J,D,J- Câu 11: (ĐHKA - 2011) 4KD!"7"?2?MN.KDh"/F?BG1#" $-'=*.KD$'=*"#"0$Y' , =*-:2!"#"K D$A. 9 B. WC. YD. ' Câu 12: 4''=*(?@/6g''(BB/6!"(?hO? !"/6/6UE$)-(W=*iK`π -='T6#"/6/6O/F?BG1$J A9Y(,W=*B9(j=* C-j(H=*DY(=* Câu 13: 4''=(/6g''?@?2OF!"7 "/02- - @APCiK`π -='(g ='m =s-kk"]/F?BG1(E/F?B !l,/6#"/60$JA. -'π m =s B-π cm =s C-'π cm =s D'π cm =s Câu 14: 4?@CEP"?k?Lg ='m =s-T6"G1!l9 ._/6!0/F?BG1?5?`7/6"8v 0 0C2/6!"7 "/0/6UE,' - =*T6/ ' 0$A9=*B. -'=* C,'=* DY'=* Câu 15J"KD!dAP(d8*AP?8$ *S RS Rx A c t cm ω ϕ = + /$ - - - *S RS Rx A c t cm ω ϕ = + ( - - - , Y Y,x x+ = .KDK &,/6#"0 1W=*./6#"KD"1"23 Câu 16J4?@C(/6?@9''._/6!0/F?BG1,?5?`7 /6Y'=*/6?@E"UE(l9K`&'=* - %/6UE#"/6?@3 Câu 17:45" - ( kk R-S - kk = _AAT6?@ (m EP =' - smg = .!"7" !"$ RS,(' sT π = %E/F?BG1( k !lA. 9(j cm B. 'cm C. 9(- cm D. 9cm Câu 184"G1?2gAC2 ' ,j */0AP"%>22 ' ) G1!$2-:\h""*O(K` - ' =g m s≈ Q ' * ,j '()≈ %8*!"?2#" $JX -(9S = Rrad s : 'S = Rrad s 9S = Rrad s Z 9S = Rrad s Câu 19(ĐH 2013):4/6\''!"7"/0'(-*/$P>$'(WmS>E/F ?BG1RQK` - ' π = %E , -cm (e*>/$>$JX:Y,Z- Câu 20 4!"7":,)=/$/6\''iK` - 'π = <>#"2@L"/08*X)an:,anan Z-an Câu 21: (CĐ - 2010) 4/6!"7"/02)4>]/F?BG1./6 >1,=Y8P>/6O/F?BG1EJA) BY(9 CYD, Câu 22:45[/$/6\!"7"@AP"/08*9?"!=* :?1>KA,8>SK`>]/F?BG1#"/6R"#"/6 01(9=* - :2!"#"$J Câu 23J&-''=?@/$DF(8!0?@/6g&-''T6! /$/ " &-' S = Rcm s π iK`o?2/$A"?5?@/6(K` !/0P>1P>%2!"#"o_A3 Câu 24: (ĐH - 2009) 4/6\$9'!"7"@?M F1"/0AP?&X*ω*"^;L"'('9*>/$> #"/6E1"iK`π-&'i#"1 Câu 25(ĐH 2010): T6\#"!"7"@AP"(>E/F?BG1 ."#"/601p"0"UEe*^">/$>#"/6$B, Câu 26.KD!/08*q&-(9an%ELD/6h"/F?B&(-e*^" >/$>$A8$H)I%?#"/6?$JA)'=* BY'=*C9'=* D,'=* Câu 27J4!?2AP1"./6Y>#"/60KA-8> $5#"./6-*/0>$5#"(>0KA"283 Câu28J4&'(!@APC(7!$U2 ' ,'cm=l (K` &'=* - .7!$-)>1,8>/$fU$5!0Y> #"/61"23 Câu 29:4?@CEP"?PU!&'=* - (#"&9'=. /6!"U_UE/$U_UE#"2O?@8$Y/$-T6UE#"/6$J A. 9' 9 =* B. )' 9 =* C. Y' 9 =* D. ,' 9 =* Câu 30J4OD&''=(8?2F(8!0/0/6g &(&'=* - /6!@AP? ' *S RS R , x c t cm π ω = − <0#"U$5/6 /6 9' , =cm s /$]AB"!0/F?BG13 Câu 31J 4&-''!"7$@AP7!$U2#"$ l &,'iK` &'=* - .7!$-W/61/$fU$50->!"#" /6$A. '(m B. '('Wm C. '('-m D. (9m Câu 32:4!"@APCP>!" JW - '- − = <0U$5U E?hO?!"$-NQ0U$5]/F?BG1$N:2!"$ A. -cm B. Ycm C. Wcm D. cm Câu 33:4?@C(/6?@9''._/6!0/F?BG1,?5?`7 /6Y'=*/6?@E"UE(l9iK`"?k?L&'=* - T6U E#"/6?@1"23A. ''=* B. )'=* C. W'=* D. 9'=* Câu 34:4?@C(!"7"/0 sT )H,('= .%e*^"0UE(UD #"U$5Ko?hO?/6!"$(9iK` - =' smg = ( ' - = π :2!"#"J A. cm- B. cmY(- C. cm-(, D. cmW(- Câu 35:4!"7"@APC(/6?@ gm -9' = (E/F?BG1l cml 9(- =∆ %?hO?!"(/6UE#"/6 scmv =Y' " = iK`g&'m/s 2 iU$5UD$ O!M2/6JA. Y(9N B. -(9N C. 'N D. '(9N Câu 361"(/6g&'(,(!"7"@$*r>k]/F?B G1(P>#"!"$-Ym(ELD/6/$"#"/68$-' , =*/$sY''=* - :2!"#"/6$AB-C,DY Câu 37: 4/6\9''!"7"!0O!M#"U_/7D t = − '(W *YSR Z"#"/62$A. W B. )C. -D. ' Câu 38oiiu5"B](1"("8/$/6("8E/$L :&''g( &''=( - &9'=.]T%:l#""$9._/6@?M#"0 /F?BD _l(*";/6!:2/$8*!"$J A-Q9'?"!=* B,Q9'?"!=* C,Q,'?"!=* D9Q,'?"!=* . BÀI TẬP VỀ ĐẠI CƯƠNG DAO ĐỘNG ĐIỀU HOÀ, CON LẮC LÒ XO Câu 1: . 4KD!"7"?2?MN.KDh"/F?BG1#" $-'=*.KD$'=*"#"0$Y' , =*-:2!"#"K D$A. 9 B. WC. YD. ' Câu 12: 4''=*(?@/6g''(BB/6!"(?hO? !"/6/6UE$)-(W=*iK`π