For an object oscillating while attached to a horizontal spring, at what fraction of maximal velocity is it moving when it passes exactly half way from the equilibrium toward maximum extension?
A)25%
B)50%
C)75%
D)87%

Question

Quizplus · Accepted Answer

The velocity is maximum at the equilibrium point and zero at the maximum extension. So, at half way from the equilibrium toward maximum extension, the velocity is half of the maximum velocity.

For an Object Oscillating While Attached to a Horizontal Spring