 ĐỀ THI ÔN THI (Lần 4) Thời gian làm bài: 90 phút; (50 câu trắc nghiệm) Câu 1:             !"#    $#  "$  %"  $    & ' # ' " ' %()  *+ , -.&/π0 π123+ 4 -.#&π/213+ . -4&/π0π123+ -4#&π/2156" 7 8+" '   %(9!"#   :   %$ : "  5 A. ; 4 #&/ < 1x tp p= + 2 B. 14<#&/4; ππ += tx 2 C. 14<#&/; ππ += tx 2 D. 1 <#&/; ππ −= tx 2 Câu 2:=  +$ '     $  &"$2"!#    "  #"  #> A. 6    ?$ ' +"  " ' &" ' 5B. 6    "##"" ' &" ' 5 C. 6    %" : +"  " ' &" ' 5 D. 6    " ' &@ ' " ' &" ' 5 Câu 3:A ' &" ' không# ' ) '  ' &"$* A. ($8  B(#?5B. # '  : ($8  (#2(     ' 5 C. "C#@D  5 D. # '    ' D ' "  5 Câu 4:)  2%" ' E : $sai  @   : 2F$"% : "  $ : "" ' $8 ' # ' "#  ?" ' "$5 A. G" ' "$  E  (  " ' "  F$"% : 5B. G" ' "$  2"  $&@ ' " ' "  5 C. G" ' "$    &" ' ) :  '  7 "" ' "  5D. G" ' "$  & ' D  "  5 Câu 5:6    F$"  (#D"       A. " : %# ' CDC(#?# : 2 ' D? ' (#E" ' !7?E   ' $&" ' 5 B. E ' CDC(#("?# : E  2@  ?2D#"  ?E   ' $&" ' 5 C. " : %# ' CDC(#?# : ?2D#"  E@  " '  ' # ' 5 D. " : %# ' CDC(#?# : E" ' !7E@  " ' E@ ' %" ' #5 Câu 6:#"  2"  A# '   ( : $  H$  !8$  " : 2"  $    2@ '  '  ' %5D"  2   : 2(A ' $ A - #&,IIπ/1"  $  -#&/,IIπJ K 4 1/15)  2E : $ '   $   ' $ A 5 A. A $ 4 4#&/,II 1  = π B. A $ 4#& ,II   . π   = π +  ÷   C. A $ 4#& ,II   . π   = π +  ÷   D. A $ 4#& ,II   . π   = π −  ÷   Câu 7:)  2%" ' E : $đu ́ ng?# '     ?  E  .%"* A.   ?  E  .%"  & : !$  (  (" 7 (#" ' !$  $  ")  5 B. 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Q2B. ;I2C. ;;HeS2 D. 42 Câu 10:) '  ' "  #&"$8không%" : $ : ""j* A. ) ' 2+$82"  5B. j$8F$"" '  ' 2)  !"  8 7 25 C. 8("    F$"  5D. # ' "??) ' 5 Câu 11:(#" ' (    %&"$8(    %"  ## '  : +" : 8    F$"  >G" ' &" ' @  (   ' $ "  # A. 2@   ' 5B. 2@  &(  D" ' "  5C.  ' 2?2D#"  ?&5 D. D" ' 85 Câu 12:(#2" ' 8%" '   +#"8  $2  %" A.  : " : 2 '   F$"8$ : "(#  "@& ' $  !8"  " : 2& ' @  %  5 B.  : " : 2 '   F$"8$ : "(#  "" : 2& ' $  !8"  @& ' @  %  5 C.  : " : 2 '   F$"8$ : "(#  "" : 2& ' $  !8"  " : 2& ' @  %  5 D.  : " : 2 '   F$"8$ : "(#  "@& ' $  !8"  @& ' @  %  5 Câu 13:)  2%" ' E : $sai?# '   2" ' 8E '  ' * A. G" : 2& ' #  !8 : $   '  ' %H    !#    (#$   '  ' %" : 25 B. $ ' " : 2"#%) ' (  !8" :   H%" : !$  2" ' 8@ '  : @  $   ' 5 C. G2"   '  ' % : H2" ' 8E '  ' +C2?$$    @5 D. G@& ' #  !8 : $   '  ' %H  $   '  7 ""  $$   '  ' %@5 Câu 14:(##"  2"  LP?%" ' H  D  %" 7 ""  $$  !8"  "  $( : $  L? : E@   A. π< B. π<4 C. π<,4 D. .π< =$k2YE&#Z*lZ2=$m , Câu 15:T#Z2ZLHPH2Uin%H$T!8$kd25ho IL Ho IPH o I DYp$pnqZr"k$ p(rH"k$$T!8Y"k$`p5no IP -4o IL -4o IC. GnD$[Y#!X8WTDp%"s"!V pYp$pns""k$2ZpDYđúng* A. $[2%"2TtK< B. $&X2%"2Tt.K< C. $[2%"2TtK<.D. $&X2%"2TtK< Câu 16:6    "##"" ' &" ' D"  &  ? '   %$ : ""&# ' " ' &" ' # : "2" 7   $?  * A. $  %""  $  E  5B. $    & ' "    D  %"? : 5 C. $    & ' "  $    $?   ' $&" ' 5D. $    & ' "  $  E  5 Câu 17:#  ) '  ' khôngđu ́ ng?# '   2"  !"#  P* A. u@D    (    %($ : $    5 B. u@D    (  "  @D    (  $  E ' $  #"  C#2    & ' $5 C. "#  (#2"  PD"  !"#    !#)  @D    (  "    (  E ' F$"D"   ' "$5 D. u@D    (    %($ : $  " : 2P5 Câu 18:(#) '   2  "##"" ' &" ' $ : "vJH"?C&" ' " ' "$IHQ225G#" : " '   "?C '  2"  D"  42H&@ '  ' $"  #"?C# ' E ' &# ' λ-IHS µ25&" ' E   "  E  S/?w%) ' "&# ' ) '   7 "1" ' "$#"  * A. .H4225B. ,S225C. SH 225 D. HQ225 Câu 19:#DUDV+#(C#xyHDV+#t?iDB?w?f56VE"r\(]E^9B?z# +$i!XC#%xy2T#Z.2({d("#t!"#T56VEqp;I!"#T2m4I&5 #- 4 π -,I2<& 4 5|&iTDXDqY{qZYDqY{qf$_"DV+#?!"#TDY* A. ;B. C. e D. . Câu 20:}2&@ ' D"  2  @  ) ' &D) ' $ : "2#%C ' %%E    "2 A. # ' $    #%" ' ("E : ""  $  ?" ' "$5 B. # ' $    & ' %" ' ("E : ""  $  ?" ' "$5 C. # ' $  E  %" ' ("E : ""  $  ?" ' "$5 D. # ' $  E    %" ' (" : $  2  "  $  "  "   : 2?" ' "$5 Câu 21:=  )  "  !"#        !#(#2"  !"#  D"  !#     A.   # ' "5B.   " : 25C.    :   5 D. " : 2 '     5 Câu 22:~Y#"k$2ZpLPin%2Tp$pn+#"8W$tw(\p$!`?a9p$ pnp$!`(w%k•LHPHYW$E^"$YE^4I5G`E\iU9p$\pnp$!` "k$p(rE^* A. .I 4 B. ,I 4 C. 4I D. ,I Câu 23:    # ' ? ' D  2!"#    $#  " ' E  A5G$?)  @.D  )  @D  $ : "  "8  :  ' "  #> A. " : 2.D  5B. @MD  5C. " : 2MD  D. @.D   Câu 24:T[!"#TW$V"H(#,%€qpB.I!"#T#Y%k5•$bc2Y[! $8f(#Q&DYS 25T!"#T_"[DY A. .2B. 42C. 2 D. ;2 Câu 25:    %" ' (""  #"  "  #2(  +$F$"%" : # '     A. (,II I 5B. "#    2(  5C. (I I G5D. (I I 5 Câu 26: ' $E ' +"  # ' E ' &# ' λ-IH µ2"  #"#$ : "2   ' E"  #F$"  5#" ' CDC(#$ : "?2D#"   D"  2"#D"  A-4C5)  2" ' (    $   ' @  "  #"  $"#"  "# : (  $!#  F$"  5#- SHS4;5,I J. ‚&"  -.5,I Q 2<&5,C-,HS5,I J,M ‚5 A. o AG ≤J,H45B. o AG ≤J,H 5C. o AG ≤J,H,5D. o AG ≤,H;5 Câu 27: ' $"  #"#$ : "2   ' E"  #F$"  " ' E ' +"  # ' E ' &# ' λ- II2"  λƒ-IH4;µ2)   ' 8   '  E"  $  "  $ : "CDC(#F$"   ' %"$5j" '   #" ' CDC(#$ : "?2D#"  D"  2"#5#- SHS4;5,I J. ‚&"  -.5,I Q 2<&5 A. A-.HMe;5,I J,M ‚5B. A-4H.Q;5,I J,Q ‚5C. A-,H;M5,I J,M ‚5D. A-,HMQe;5,I J,M ‚5 Câu 28:@  "  #"  $#"  2"  LP?%" '   $   ' $-,II#&,IIπ/1)  !#    F$"2"   D"  -#&,IIπ/A15 : p( : $  $ : "#"  2"  D"  * A. L-;IΩ5B. L-,IIΩ5C. L-4IΩ5D. L-4IIΩ5 Câu 29:(#2"    +#"8  $?%" ' H  $   '  7 ""  $#"  2"  "      !#     (#2"  D  D  D"  *$-,II&,IIπ/1"  -,II&/,IIπ0π<.1/2A15&$ ' $`(#2"  D"  * A. 4;II„B. 4H;„C. ;III„ D. ;I„ Câu 30:##"  2"  LP '  ' %H(## ' $  !8$  " : 2P-,<π/613$    # '   !$-,;HMµR"  ( : $  L5@    $   ' +#"8  $  & ' ;I6O"  #"  $#"  2"  5)  2" ' (  $ : "L : &$ ' $ : "2"   "    "  5 A. L-4IIΩB. L-,IIΩC. L-,IIΩD. L-4IIΩ Câu 31:u${&tr!"#TXk&i,I6OH!"#T($8WX[iIH 2<&(%85( %Y8t4f2lY•C#yqtl•-,;25#ET"-,2YET?"8a?&t ($8W5un$Zcf2Y#tltDT,29DTZ•DY* A. IB. 42 C. ,2 D. J,2 =$k2YE&#Z*lZ2=$m 4  P A  L  Câu 32: ' $E ' +"  # ' E ' &# ' λ-IH;;4µ2 ' &$ ' l-,H4„"  #"#$ : "2   ' E"  #F$"  H!#   F$"  E" 7 ##  "# '      E -42A5) '   $&$ ' D   : $ : "    F$"  5#-SHS4;5,I J. ‚&3 -.5,I Q 2<&HC-,HS5,I J,M 5 A. IH.e…B. IH 4;… C. IH;;… D. IHS;… Câu 33:T[!"#TW$V"X$?9-.H, &5jw\%"!"#T_"[?tF$"\(]+-42X [i-IHI 2<&5 A. IB. π ("! C. S π ("! D. . π ("! Câu 34:#DUDV+#{2[~(C#!XDV+#!YHt$?†!"#TDY5un$DV+#E\UEX2T•"9$ ?†!"#T_"#DU2XDY* A. 4 T 5B. 45 C. 5 D. 4 T 5 Câu 35:T2w8%wp+#"8W$E"%"2UC#?f$9&"#tp$pn%"DY,4I56p$pn!8 E^* A. ,SMHeB. 4IeHQ;C. Q HQ; D. SMH4Q Câu 36:k&i_"!"#Tpg!#2w8%w!"#TW$#Y!‡("O#%w("E^k&i_" A. !"#T(_"2ZP5 B. @DBpg5 C. !"#Tq!#_"@C%w5 D. pnˆEy5 Câu 37: (#]p2"##"_"H?#dw"?C= , H= 4 *"-422H?#dwg"?CX2Y -425u${&w!‡(#]p2{2"Ey+Z‰ , -IH Š2Y‰ 4 -IH;Š25XEW(T_"(c"##"P -,.22Hc"F$"&wm8&i&wtEX&t‰ , Y‰ 4 (‡"$DY* A. M5 B 5 C.e5 D.;5 Câu 38: #2Zp9‹5G~Y#"k$2Z2Tpw%a\tw(\p$p$!`DY,II Yk&i;I6OY%"E"k$E^?9pw%p$!`s""k$#Z2ZADYSIYpw%s" "k$#ZtEf$y$  -QI 4 #&/,IIK0 π 15f$y_"pw%s" "k$#ZADY* A. $ A -SI#&/,IIK0 4 π 15 B.$ A -SI 4 #&/,IIKJ 4 π 15 C. $ A -SI#&/,IIK0 π 15 D.$ A -SI 4 #&/,IIKJ π 15 Câu 39: ##Z2Z+#"8W${2LHPH2Uin%Xd2?wDX!$?w5pw%s""k$ #Z2Ztw(\p$!`Yk&iD$?a5un$#d29&$m$`_"#Z2Z&‹ A. D$d25B. D$@5 C. ?"8a5D. @n2Tw(\qZ({DZd25 Câu 40: T2Zp+#"8W$/9‹1{2LPin%2Tpw%+#"8W$tk&iN-;I6O5nLDY 2TEn(rH$T!8tTqd2P- , π /61Hp(r(-,IIŒ5`ptp!$ - ,I 4 π − /R15W$|L&"##pw%s""k$#Z2ZA&X2%" 4 π &# Xpw%s""f2H?tw(\_"LDY* A. Q; Ω 5 B.,II Ω 5 C.4II Ω 5 D.,;I Ω 5 Câu 41:h$sai?tW]mYy!`_"wD#ZF$"%a A.q"Y#F$"%aZm%`YZ%w+Z"EnBY%km$Z#${&w5 B. •$8i#whB~(Er2TF$"%aZ%w+ZY2TF$"%aZm%`5 C. q"Y#F$"%aD`"EnBpT${&w5 D. q"Y#F$"%aD`"EnBY%km$Z#${&w5 Câu 42: W$Y#&"$8DYđúng?tWT@Yn@_"2T[?iDB?a!"#TW$ V"5 A. (#2T$?9D$t cf22YrtT@E^.n@5 B. n@@|?DT_"[@ C. (#2T$?†D$t4cf22YrtTE^n@5 D. T@_"2T[@|?[i_"[@5 Câu 43:qp"##"w&wF$"?CJHEn"-IH;22H-425u${=%ww&w{2wEy+Z &UtEX&tgIH m µ nIHeS m µ 5=iEy+ZE\UZf2(2YŽw($2IHe42DY A. ;5 B. 5C.45 D 5 Câu 44:T#DU{22TVE•?iDB2H(C#Y#2T&B!8?bH?iDB!8? w?f5G#DUY8!"#TW$V"X$?9.&9VE$8fT($(V 25c"f VEB;2?fg\(]E^DY* =$k2YE&#Z*lZ2=$m .  PH( A  L  A. ,; ,4 &5 B.4&5 C. 4, ,4 &5 D. ,Q ,4 &5 Cõu 45:u[+zY#!X8saiW"#Z> A. "#ZDYsEy+Z?9m8BHtk&i&tk&i&t_"w&w]25 B. "#Zw!`(m2ZD?]d5 C. "#ZE\$?2Y$m%`2Z5 D. w{F$"pH$HYs[E\$t(.III I W$DYs${%w"#Z 2Z5 Cõu 46:~Y#"k$2T$T!8$kd2tTqd2 IH; /61H2Tpw%+#"8W$a\5Gpw% ycDY SI S /19cT!VpycF$"2ZDY 4 /A1Y?pw%yc SI 4 /19 cT!VpycDY S /A15k&i_"!Vp~Y#"k$2ZDY* A. S;6O5 B.SI6O5 C.SQ6O5 D.;I6O5 Cõu 47:T&th($8WC#%+X%(9!"#TZ*+- #&/ 4 J 4 1/215iT ($8W&t-IH 2<&5Tf2w?#d!-5nDT_"!"#TZrcf2DY.25P T_"f2&"$cf2&"$tS8DY* A. + -J 25 B. + -.25C. + - 25 D. + -J.25 Câu 48: Với con lắc lò xo nếu tăng khối lợng và không thay đổi biên độ thì. A. Thế năng tăng B. Động năng tăng C. Cơ năng toàn phần không thay đổi D. Lực đàn hồi tăng Câu 49: Gọi và là vận tốc cực đại và gia tốc cực đại của một vật dao động điều hoà. Chọn đáp án đúng công thức tính biên độ của dao động của vật. A. 4 A = B. 4 A = C. 5A = D. , 5 A = Câu 50: Hai con lắc đơn có chiều dài lần lợt là l 1 và l 2 . Tại cùng một nơi các con lắc có chiều dài l 1 + l 2 và l 1 - l 2 dao động với chu kỳ 2,7s và 0,9s. Chu kỳ dao động của các con lắc có chiều dài l 1 và l 2 cũng ở nơi đó là. A. T 1 = 1,8(s) T 2 = 2(s) B. T 1 = 2,2(s)T 2 = 2(s) C. T 1 = 2(s)T 2 = 1,8(s D. T 1 = 2(s)T 2 = 2,2(s) Ht =$k2YE&#Z*lZ2=$m . con lắc có chiều dài l 1 và l 2 cũng ở nơi đó là. A. T 1 = 1, 8(s) T 2 = 2(s) B. T 1 = 2,2(s)T 2 = 2(s) C. T 1 = 2(s)T 2 = 1, 8(s D. T 1 = 2(s)T 2 = 2,2(s). 46:~Y#"k$2T$T!8$kd2tTqd2 IH; /61H2Tpw%+#"8W$a5Gpw% ycDY SI S /19 cT!VpycF$"2ZDY 4 /A1Y?pw%yc SI 4 /19 cT!VpycDY S /A15k&i_"!Vp~Y#"k$2ZDY*