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 disp exg v1/( wf +tq0sw,ls)u3mqllacement versus time graph shown to the right. Which of the following statements about its motion is I/w,v+ e3l w0l1()sqt usfqxgmNCORRECT?

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 b/u q xfw/ jbnb9*0pm*the end of a spring and undergoes simple harmonic oscillation. The graphqnwj* /u*x0/ m 9bbfpb provided 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 endofh6 n07l86r+ivlefn5p;g- ppbv.pr of a spring and undergoes simple harmonic oscillatio ;p6hpoi -8p lnrf.0+576bvrvfel gp nn. The graph provided shows the position of the mass as measured from the floor 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 to the end of an ideal spring oscillates 4.a el,t 4yddu) ak+inin simple harmonic motion. The mass’s position is described asl ya, t i)ne.+d4u4kad a function of time by x(t) =0.20 cos(8.00 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 spring obeys x(td):p/l 3arjq h) = Acos(wt) . What is the average speed for one full oscillation in terms of the mass’s maximum s3 jd)lhr:p a/qpeed 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 sprins 9u9g u;gylr dg;o(4xhca ;n+urlr2c/e,v i3g undergoes Simple Harmonic Motion. Its motion can be described ;r val cx,+d 42rugge/rg9iuyuhol s3;9n (;cby thefollowing equation 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 undergobsm au/ls i(3/es Simple Harmonic Motion. Its motion can be described by thefollowing equation y = (0.m(sua /s 3il/b3 m) sin (10π 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 pulled to onqxjs qmhtu v, .7 v3s(0,yu2cte side and released. It swings freely to the opposite side and stops. Which of the follovsqy2 hm3s,ucvq07(jtt,.u x wing 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 object moving along a straight line is given by the v yot v8nl;19xf48iy546mrn hp* 8 pcnw8watbqelocity vs. time graph spflt*a pyn8viw94h8ycb6 n541ont m; wrx88q hown.
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 moving along a straight line is given by cf8slcj x+,b :the velo8s ,+bcx:jl cfcity vs. time graph 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 timir8to 77wy-7(rfnq3 7azswl u e shown n qztr 7(-fiol78w a3yr77 uwsbelow.
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 witcp+bqh v*qb31 h spring constant k; is set into simple harmonic motion. Its maximum displacement from its equilibrium position i qbvb*13pc +qhs 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 initp 0bij.: :nq5,pp.t goe6loxdially 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 its equilibrium position. An arrow with mass m and velocity v is shot into the block. The arrow o.qpt. i xo:p:ben d l50gp6,jsticks 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 theiy5n9. jj ctu+ mass is set into simple harmonic motion by a displacement d from its equilibrium position, what would be the speed,v, of tjt9y+cju n.5 ihe 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 hoi(u*k l /rp st7bzg4 n/*sr3tq)shy5d1pr f( brizontal surface is connected to the end of a massless spring of spring constant k. The block is pulled a distance x from equilibrium and when r7hpgdqsus*r1 i) 3(tp nkr5fbs t(/b/ lyrz4*eleased 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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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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