Question

A tuning fork oscillates at a frequency of 441 Hzand the tip of each prong moves...

A tuning fork oscillates at a frequency of 441 Hzand the tip of each prong moves 1.6 mm to either side of center.

a)Calculate the maximum speed.

b)Calculate the maximum acceleration of the tip of a prong.

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Homework Answers

Answer #1

a)

f = 441 Hz

A = 1.6 x 10-3 m

Vmax = Aω

         =A(2πf)

         = (1.6 x10-3)(2)(π)(441)

         =4.433

Vmax = 4.43 m/s

b)

Amax = Aω2

         =(A)(2πf)2

         = [1.6 x10-3 x (2π x 441)2]

         =12284.48

Amax = 1.22 x 104

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