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The frequency of the sinusoidal wave y...

The frequency of the sinusoidal wave
`y=0.40 cos [2000 t +0.80 x]` would be

A

1000 Hz

B

2000 Hz

C

`(1000)/(pi) Hz`

D

`(2000)/(pi) Hz`

Text Solution

Verified by Experts

The correct Answer is:
C
`omega = 2pi n - 2000 " " :. n = (1000)/(pi) Hz`
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