Solved: A mass on a spring vibrates horizontally on a smooth level surface (see the
Chapter 3, Problem 3.3.35(choose chapter or problem)
A mass on a spring vibrates horizontally on a smooth level surface (see the figure). Its equation of motion is , where is in seconds and in centimeters. (a) Find the velocity and acceleration at time . (b) Find the position, velocity, and acceleration of the mass at time . In what direction is it moving at that time?
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