Posted by **Bret** on Monday, January 28, 2013 at 11:22am.

An athlete whirls a 7.36 kg hammer tied to

the end of a 1.5 m chain in a horizontal circle.

The hammer moves at the rate of 1.07 rev/s.

What is the centripetal acceleration of the

hammer? Assume his arm length is included

in the length given for the chain.

What is the tension in the chain?

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