SSC JE Mechanical Engineering 2017 Set 4 Paper

Question : 110 of 200

Marks: +1, -0

In simple harmonic motion, acceleration of a particle is proportional to

Solution:

In simple harmonic motion
Displacement x = A cos wt

x=A\sin√{K/m}t

and, acceleration

= - Aw^2 \cos wt

a=-xw^2

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