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Oscillations

Question
CBSEENPH11026425

The displacement of a particle executing SHM is given by y = 0.25 sin200t cm. The maximum speed of the particle is

  • 200 cm s-1

  • 100 cm s-1

  • 50 cm s-1

  • 5.25 cm s-1

Solution

C.

50 cm s-1

Given:- displacement of particle executing SHM  

       y = 0.25 sin 200t

speed = dydt

          = 0.25 × 200 cos 200t

i.e cos 200t = 1

Max speed= 0.25 x 200

               = 50 cm s-1