November 26, 2015

Homework Help: physics

Posted by javane on Friday, November 26, 2010 at 1:50pm.

An athlete whirls in a 7.10-kg hammer tied to the end of a 1.2 m chain in a horizontal circle, as shown in the figure below. The hammer makes one revolution in 1.0 s.

(a) What is the centripetal acceleration of the hammer?

(b) What is the tension in the chain?

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