Simple Harmonic Motion: Parameters and Typical Relationship - 无忧得胜-网上国际课程 (5edu.win)

1#

05.12: A mass on the end of a spring4wz kr -w/*tqc27 ygyl oscillates with the displacement versus time graph shown to the right. Which of the following statements about iy2-zck w7tgry* lq4/w ts motion is INCORRECT?

A. The amplitude of the oscillations is 0.08 meters.

B. The frequency of oscillations is 0.5 Hz.

C. The mass achieves a maximum in speed at t = 1.0 second.

D. The period of oscillations is 2.0 seconds.

E. The mass experiences a maximum in the size of the acceleration at t = 1.5 s.

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2#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.08: A mass is connected to the end of a spring0w)btgb9 *k zvygq*,8lql. k y and undergoes simple harmonic oscillation. The graph providedqy lgk)*8kyw. bl0, *g9vtzqb shows the position of the mass as measured from the floor as a function of time.
What is the period of the mass’s oscillation (in units of seconds)?

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3#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.09: A mass is connected to the end of a spring and undero10m) mn;rnht goes simple harmonic oscillation. The graph provided shows the position of the mass as measured from the floor0r)nmnt;1 o mh as a function of time.
What is the amplitude of the mass’s oscillation (in units of meters)?

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4#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

14.08: A 2.50 g mass connected todaq r z235jk;n the end of an ideal spring oscillates in simple harmonic motion. The mass’s position is described as a function of time by x(t) =0.20 cos(8.00 t + 0.50) whz2a5;qkn dr3j ere all quantities are in base SI units. Which one of the following choices gives the numerical value of the oscillation’s amplitude in base SI units?

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5#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

15.26: The position of a mass connected to a sprin 71mr:thxt(t/1am nyl g obeys x(t) = Acos(wt) . What is the average speed for one full oscny/ m:h1ml txrt1t a7(illation in terms of the mass’s maximum speed during oscillation, $V_max$?

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6#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

03.37: An object on a spring 1x(wb. f p+p.61q e trwu6yz,nmsrz 7mundergoes Simple Harmonic Motion. Its motion can be described by thefollowing equation y = (0.3 m) sin (10π t + 4) where m is in meters and t is in seconds. ,zzb16 6fem.uynr srw 1txq pp.7(+mwWhat is the amplitude of the vibrating mass on the spring?

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7#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

03.38: An object on a cgim9pj7 i- ,vspring undergoes Simple Harmonic Motion. Its motion can be described by thefollowing equation y = (0.3 m) sin (10π j,mpgicv 7-9i t + 4) where m is in meters and t is in seconds. What is the period of vibration of the mass on the spring?

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8#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

00.08: A pendulum is (+gk3e ,-:ya mxalypkz) 8ertz,3sqg pulled to one side and released. It swings freely to the opposite side and stops. Which of the following - agzx:(+k)y 3amlkp 8e,ze,qr3t gy smight best represent graphs of kinetic energy $E_k$, potential energy $E_p$ and total energy $E_T$?

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9#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

11.18: The motion of an object moving along a straight line is given byeoo, pqnn8/gyfo7 . -t4se n;z the veloci/4fes;n8e,n pqoz. 7oyto-n gty vs. time graph shown.
Which one of the following choices best represents the average acceleration of the object during the time interval from t=4.0 sto t=9.0 s?

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10#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

11.19: The motion of an object movingfde(t7pg /b0d along a straight line is given by the velocity vs. time grapbdge7d fpt/ (0h shown.
Which one of the following choices best represents the instantaneous acceleration of the object at the time of t=5.0s?

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11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

12.17: A mass moves according to the graph of position as a func.jp 5qrfv vrnzx9i9 b8+q *)cjtion of time shown below.v9)qinqcb5fvj+9 .r pj 8r *xz
Which one of the following choices correctly represents the time instants or time interval for which the instantaneous velocity of the mass is considered always to be negative? Lettrepresent time.

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12#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

94.05: Amass m; attached to a horizontal massless spring with spring consnqo) y4d;g6 et-9xr lntant k; is set into simple harmoni oxnen9 gd6rt;-4 qly)c motion. Its maximum displacement from its equilibrium position is A. What is the mass’s speed as it passes through its equilibrium position?

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13#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

94.40: A block of mass M is initially at rest on a frictionless floor, as sh lzoz42gp/qv2 lfx v).own in the accompanying figure. The block, attached to a massless spring with spring constant k, is initially at its equilibrium positio4llogv2q fv z.zx/2) pn. An arrow with mass m and velocity v is shot into the block. The arrow sticks in the block. What is the maximum compression of the spring?

A. $x= v\frac{\sqrt{m}}{k}$

B. $x= v\frac{\sqrt{k}}{m}$

C. $x= v\frac{\sqrt{M+m}}{k}$

D. $x= \frac{(M+m)v}{\sqrt{mk}}$

E. $x= \frac{mv}{\sqrt{(M+m)k}}$

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14#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

01.36: A mass m is attached to a spring with a spring constant k. If the mj h0:)5alrm7uka w j8tass is set into simple harmonic motion by a displacement d from its equilr) 5 k:tmah0ual w7jj8ibrium position, what would be the speed,v, of the mass when it returns to equilibrium position?

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教师可以抽题组卷或一键复制本试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力

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15#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

08.48: A block of mass M on a hor5t8*j2u,tnl4 aajg hnizontal surface is connected to the end of a massless spring of spring 4n2jg,lta*aju h tn58constant k. The block is pulled a distance x from equilibrium and when released from rest, the block moves toward equilibrium. What minimum coefficient of kinetic friction between the surface and the block would prevent the block from returning to equilibrium with non-zero speed?

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