A049middotkg mass vibrates according to the equation x

A 0.49·kg mass vibrates according to the equation x = 0.45 cos (8.36t + 1.05), where x is in meters, and t is in seconds.

(a) Determine the amplitude.

(b) Determine the frequency.

(d) Determine the kinetic energy and potential energy when x = 0.35 m.

Assuming the tire is launched without a push from its : kids at a swimming hole swing over the water on a tire swing essentially a simple pendulum and then drop in the water.

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A049middotkg mass vibrates according to the equation x : a 0.49middotkg mass vibrates according to the equation x 0.45 cos 8.36t 1.05 where x is in meters and t is in

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