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习题练习:Simple Harmonic Motion: Basic Concepts

 作者: admin   总分: 12分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月17日 15:43  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.18: The period of a spring-mass system u. i.ts)d fxdk3* z7nfyndergoing simple harmonic motion is T. Ifyf.s* z 7xk3).nditdf the amplitude of the spring-mass system’s motion is doubled, the period will be:

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.11: A simple pendulum of mass m and length Lhasa period of oscillation T j+s.(1)oypneb4/h i9ea v vbvat angular amplitudeavs4 /9epyb(en vo1h. )j+ vbi $θ = 5^{\circ}$ measured from its equilibrium position. If the amplitude is changed to $10^{\circ}$ and everything else remains constant, the new period of the pendulum would be approximately:

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.22: A point object is connected to the end of a long string of negli ucr m,nd7d.k;gible mass and the system swings as a simple pendulum witcu.m d7,kr; ndh period T. What is the period of the pendulum if the string is made to have one-quarter of its original length?

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.27: What is the pv;vnk21+fthr )scn g+ lx;(qj eriod of a simple pendulum if the length of the cord is 67.0 cm and theqcnnjg2kt; 1vv x+f;hs r(+l) pendulum bob has a mass of 2.4 kg?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.49: Three identical Hookian springs of spring constant k are .2jcd3s7hxt qt9oio 4,d k.s: a,aaluconnected as shown to a mass M in equilibrium. The horizontal platform shown between the springs and the springs themselves have no mass. If theatsd 92s,.3xi d7, c4oat au:olkjq h. mass M is slightly displaced vertically, the mass exhibits simple harmonic oscillation. Assume that the horizontal platform does not rotate during the oscillations.What is the period of the oscillation?


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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.23: The period of a mass-spring system undergoing simple harmonic oscillatie y.daf8ot x96tm4g .; 5jl msne.fz+bon + abg8;.t.6sftldm9 x.ymf4 ze ne oj5is T. If the
amplitude of the mass-spring system’s motion is doubled, the period will be

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.06: A mass connected to an ideal spring ow4tprg 2 qs 1l)-ndp,lscillates with a period T when it is released from rest at a position A from equilibrium. Which one of the following choices correctly identifies the period of oscillation for the mass q)ts-gwp 2nl ld,41 rpconnected to the same spring when it is released from rest at a position 2A from equilibrium?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.23: A point object of mass M 1 hy kt f+fbicp/oc*e2t143 heis connected to the end of a long string of negligible mass and the system swings as a simple pendulum with period T. The point o1cioe/e 4 ft*+pf3 k b1tych2hbject of mass M is now replaced with a point object of mass 4M. When this new system swings as a simple pendulum, what is its period?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.07: A mass connecte lc kgw)7y39fld to a string swings back and forth as a pendulum with snapshots of tkglc fy 7l93w)he
motion seen in the figure. Ignore the friction in the system. Which of the following statements about the pendulum-Earth system is correct?


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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.09: A simple pendulum oscillates with a period of 2.0 s. *3 ;. 5pfiqty mv3adm8jr s3xvIf the maximum oscillation of the pendd3tx;j m3fvsqayi 83v* p .5rmulum is $4.0^{\circ}$ from equilibrium, what is the length of the string for this pendulum?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  14.05: A simple pendulum consists of a massive bob connected to the end of a v+gcg msix/h2* ery light string. Which one of the following changes smc/h+ g2i g*xshould be made in order to increase the period of the pendulum? Ignore air resistance.

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  14.45: A long thin rod tr*u zok7iw. .novje/6 4sfn t-r82ucof mass M and length L is pivoted at one end so that it swings as a pendulum. The rod is set into simple harmonic oscillation and has a period of motion T. A second thin rod with mass 2M and length 2L also is pivoted at one end to swing as a pendulum. When this second rod is set into simple harmonic oscillation, what is itsw-o fj2c. r4z.t/t 7en*n6k rvuoui8s period?

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