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Questions  

The phase difference between the displacement and acceleration of a particle executing simple harmonic motion is

a
zero
b
π/2
c
π
d

detailed solution

Correct option is C

Since y=Asin⁡ϕ and a=−ω2Asin⁡ϕ and −sin⁡ϕ=sin⁡(π+ϕ)So, acceleration is ahead of displacement by a phase π

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