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Simple Harmonic Motion question

2021 · 25 Feb · Shift 2 · Q60
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  5. /2021 · 25 Feb · Shift 2 · Q60

Simple Harmonic Motion question

2021 · 25 Feb · Shift 2 · Q60

JEE MainPhysicsSimple Harmonic MotionMCQ+4 / −1
Y = A sin(ω\omegaω t + ϕ\phiϕ 0) is the time-displacement equation of a SHM. At t = 0 the displacement of the particle is Y=A2Y = {A \over 2}Y=2A​ and it is moving along negative x-direction. Then the initial phase angle ϕ\phiϕ 0 will be:
  1. A
    5π6{{5\pi } \over 6}65π​
  2. B
    π3{{\pi } \over 3}3π​
  3. C
    2π3{{2\pi } \over 3}32π​
  4. D
    π6{{\pi } \over 6}6π​
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