PhysicsJEE Main 2 Apr 2026, Shift 1·Q10·MCQ·Easy–moderate

Waves · Wave motion

The equation of a plane progressive wave is given by

y = 5\cos\pi\left(200t - \dfrac{x}{150}\right)

where

x

and

y

are in cm and

t

is in second. The velocity of the wave is m/s

(1)120
(2)150
(3)200
(4)300

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