A body vibrates in SHM (simple harmonic motion) with the frequency of 50HZ and an amplitude of 4cm, find the (a) the period (b) the acceleration at the middle and the end of the path of oscillation.?

Answer 1

the period is 1/frequency, right?
The period of sin(kx) is 2pi/k
now take derivatives for acceleration

Answer 2

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Answer 3

Solve it now

Answer 4

Please Sarah banks solveit