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The bow of a destroyer undergoes simple harmonic vertical pitchingmotion with a period of 12.0 s and an amplitude of 2.5 m.

a. what is the maximum vertical velocity of the destroyer's bow?

b. what is the magnitude of the maximum acceleration?

c. a 75 kg sailor is standing on a scale in the bunkroom inthe bow. What are the maximum and minimum readings on the scale inN?

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