A student sets an object attached to a spring into oscillatory motion and uses a motion detector to record the velocity of the object as a function of time. A portion of the data is shown in the figure above  the acceleration of the object at time t=0.7 s is most nearly equal to which of the following?

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A: Let the initial velocity of rock = u depth of well (d) = 8.76 m time taken for the splash to be…

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Q: 80p 60

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A: See below

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Q: Answer: VA -6 m/s, VB = 2 m/s = A E B D Datum SB 2 m/s

A:

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Estimate of calculation