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Equation of a simple harmonic motion is ...

Equation of a simple harmonic motion is `y=2sin(4t+pi/6)`. Find out its period and initial phase.

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Comparing the given equation with the general equation of SHM, `y=Asin(omegat+theta)`, we get, `omega=4`, i.e., time period, `T=(2pi)/omega=(2pi)/4=3.14/2=1.57s`
Phase = `4t+pi/6`, and initial phase i.e., phase at t = 0,
`theta=pi/6=30^(@)`.
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