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Question

The equation for the displacement of a particle executing SHM is y = {5 sin 2π t }cm. Then the velocity at 3 cm from the mean position is
  1. 2 πcm/s
  2. 3 π cm/s
  3. 4 π cm/s
  4. 8 π cm/s

A
4 π cm/s
B
8 π cm/s
C
2 πcm/s
D
3 π cm/s
Solution
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