(Answered) Assume that a ball makes 315 revmin while moving in a

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Assume that a ball makes 315 rev/min while moving in a circle of radius 10 cm. What are the amplitude, frequency, and period of its shadow projected on a wall?

What are the period and frequency of a simple pendulum 58 m long?

A 55 percent efficient machine lifts a 16 kg mass a constant speed of 3 m/s. What is the required input power?

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