Question: A coin is sitting on a record as sketched in Figure P5.25. It is found that the coin slips off the record when the rotation

A coin is sitting on a record as sketched in Figure P5.25. It is found that the coin slips off the record when the rotation rate is 0.30 rev/s. What is the coefficient of static friction between the coin and the record?

Figure P5.25

115 cm

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