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A standing wave is represeneted by y=asi...

A standing wave is represeneted by `y=asin (100t)cos (0.01)x`, `t` in second and `x` is in metre. Velocity of wave is

A

`10^(4)` m/s

B

1 m/s

C

`10^(-4)` m/s

D

not derived from above data

Text Solution

Verified by Experts

The correct Answer is:
A
`v = omega//k = 100//0.01 = 10^(4) ms^(-1)`
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