duhfiywge5474 duhfiywge5474
  • 23-01-2024
  • Physics
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A particle executing SHM is given by equation x=Acos(ωt+ϕ). When particle is at half the amplitude with positive velocity initially, the initial phase ϕ is
a. π/6
b. π/3
c. 5π/3
d. 5π/6

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