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in Physics by (21.9k points)

A progressive wave travelling along the positive x-direction is represented by y(x,t) = Asin(kx – ωt + ϕ). Its snapshot at t = 0 is given in the figure.

For this wave, the phase ϕ is :

(1)  π/2

(2)   π

(3)   0

(1)   -π/2

1 Answer

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Best answer

Correct option  (2)   π

  Explanation: 

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