You swing a 2.00 kg stone in a circle, using the full length of a thin 65.0 cm rope.
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You swing a 2.00 kg stone in a circle, using the full length of a thin 65.0 cm rope.

[From: ] [author: ] [Date: 12-02-22] [Hit: ]
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At what speed should you swing it so its acceleration will be 9.8 m/s^2?

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acceleration of the stone a = v^2 / L , where 'v' is its speed

so that v = square root of ( a L ) = square root of ( 9.8 x0.65) = 2.252 m/sec
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