IDNLearn.com makes it easy to find answers and share knowledge with others. Ask any question and receive timely, accurate responses from our dedicated community of experts.

A simple pendulum is made from a 0.65-m-long string and a small ball attached to its free end. The ball is pulled to one side through a small angle and then released from rest. a)What is the period of this pendulum? b) After the ball is released, how much time elapses before it attains its greatest speed?