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 spring oscillates with the g*pxqxa6* x ye h 2o)(ek/vgy,displacement versus time graph shown to the right. Which of the following statements about its motion is INCORRECT? xg y/go,vkyh a*x*ep)q 2 (e6x

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 spring and unde+ict 3m2;m x -+y *srnxk2i9h:xtvyiurgoes simple harmonic oscillation. The graph provided shows the position of the mass as measured frxc2i9+mk;ny-tr ii2x y3+v :smuh * xtom 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 undergoes simple harmoni .2: jrixseajb18k..a)zjm ymc oscillation. The graph provided shows the position of the mass as measured from the floor as a functaj) r1e ixy:j8 z..m2js.ambkion 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 to the end of an ideal spring oscillat7 khaa1/k(yku es in simple harmonic motion. The mass’s position is described as a function of time by x(t) =0.20 cos(8.u 7 1kka(kyha/00 t + 0.50) where 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 qd/k) k2rhd9zspring obeys x(t) = Acos(wt) . Whatdr )d/2hzqkk9 is the average speed for one full oscillation 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 undergoes Simple Harmo 9ogb:)fsrt, gnic Motion. Its motion can be described by thefollowing eqbt9s:fo, g gr)uation y = (0.3 m) sin (10π t + 4) where m is in meters and t is in seconds. What 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 spring undergoes Simple Harmor3ns0hgf8sl,qa 0e5en 9 dfo t4(aw9enic 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. What is thd neq 8afw(g0srto9se le, na03 945fhe 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 pulled to8 pqeqd,ceq -ncf+o 9lfx1fsa3gf7 4 : one side and released. It swings freely to the opposite side and stops.4 edsffo9 ,x+c8qc:le- q nf3gfp a7q1 Which of the following might 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 objectevdf8k,o, kxe6 :)o ir moving along a straight line is given by the velocity vs. time graph shfoedrkv,,6 i:k ex8o)own.
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 ev3 -h8w lap(smoving along a straight line is given by the velocity vs. time gvhaw-8es( p3l raph 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 function of time shx*kc )+*wctr lown b+ kxr* lc)wt*celow.
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 pcs.t wi,c/..hb.q2y 8dc ghh a horizontal massless spring with spring constant k; is set into simple harmonic motion. Its maximum displacement from its equilibrium position is A. What,d c/whc.sh y gp.8.t bi2q.hc is the mass’s speed as it passes through its equilibrium position?

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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，学生可刷题练习，扫右侧二维码或加微信skysky1258，获取更多资料
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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 ifjs0qvk /ylf)36o -nps initially at rest on a frictionless floor, as shown in the accompanying figure. The block, attached to a massless spring with spring constant k, is initially at it yjno )qv-06s/lk3fpfs equilibrium position. 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 withlxk9jegp )f h08 f7/cl a spring constant k. If the mass is set into simple harmonic motion by a displacement d from its equilibrium position, what wcl9/e j ffkg) xphl807ould be the speed,v, of the mass when it returns to equilibrium position?

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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 horizontal surface is connected to qj6kd4t 1+cxy9 a+pc m the end of a massless spring of spring constant k. The block is pulled a distance x from equilibrium and when released from rest, the block moves toward qyj4xp +d9+kcac m1 6tequilibrium. 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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