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Questions  

A small mas.s executes linear simple harmonic motion about a point O with amplitude a and period T. Its displacement from O at time T/8 after passing through O is:

a
a8
b
a22
c
a2
d
a2

detailed solution

Correct option is D

By x=a sin ωt we have At t=T8,            x=a sin 2πT×T8=a2

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