The equation of a plane | Sound Wave | JEE MAIN_2026

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Question

The equation of a plane progressive wave is given by $y=5 \cos \pi\left(200 t-\frac{x}{150}\right)$ where x and y are in cm and t is in second. The velocity of the wave is $\_\_\_\_$ $\mathrm{m} / \mathrm{s}$.

Select the correct option:

A

120

B

150

C

200

D

300

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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