Question: A 2-kg collar which can slide on a frictionless vertical rod is acted upon by a force P which varies in magnitude as shown. Knowing

A 2-kg collar which can slide on a frictionless vertical rod is acted upon by a force P which varies in magnitude as shown. Knowing that the collar is initially at rest, determine

(a) The maximum velocity of the collar,

(b) The time when the velocity is zero.

P(N) 2kg -40

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