A stone at the end of a string of length 1.50 m is whirled in a
horizontal circle on a smooth surface. The speed of the stone is
0.80 m/s.
(a) What is the angular velocity of the stone?
(b) How many revolutions does the stone make in 1.0 minute?
(c) What is the centripetal acceleration of the stone?
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Answer:
1?????????????... nnmm
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