Homework Help: Phisics

Posted by Luis on Saturday, June 25, 2011 at 2:08pm.

A simple pendulum consists of a light string 1.70 m long with a small 0.490 kg mass attached. The pendulum starts out at 45^\circ below the horizontal and is given an initial downward speed of 1.50 m/s.

At the bottom of the arc, determine the centripetal acceleration of the bob.

At the bottom of the arc, determine the tension in the string.

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