The amplitude and the time period in a S-H-M- is 0-5 cm and 0-4 sec respectively- If the initial phase is 1-2 radian- then the equation of S-H-M- will beA- y-0-5 sin 4 - tB- y-0-5 sin 5 - tC- y-0-5 sin 2-5 - tD- y-0-5 cos 5 - t

The correct option is D y=a sin (ω t+ϕ) =asin 2πTt+ϕ⇒ y=0.5 sin2π0.4t+π2 y=0.5sin 5π t +π2 =0.5 cos 5π t ...

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Question

The amplitude and the time period in a S.H.M. is 0.5 cm and 0.4 sec respectively. If the initial phase is $\frac{π}{2}$ radian, then the equation of S.H.M. will be

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