The rim of the wheel has a diameter of 30cm, a string is wound on the rim and is pulled at a rate of 65cm/s. a. How many revolutions will the wheel have turned by the time that 9m of string has been unwound? b. How long will it take?
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The rim of the wheel has a diameter of 30cm, a string is wound on the rim and is pulled at a rate of 65cm/s.
a. How many revolutions will the wheel have turned by the time that 9m of string has been unwound?
b. How long will it take?
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