Starting from rest a hammer thrower performs 4 revolutions


Starting from rest, a hammer thrower performs 4 revolutions in 4 seconds before releasing the hammer. He increases his angular velocity at a constant rate beginning from rest (zero) up to maximum at release. The radius of rotation of the hammer is 2.2 meters.

A- What is the centripetal acceleration needed to rotate the hammer at release?

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Physics: Starting from rest a hammer thrower performs 4 revolutions
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