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A wire is stretched and fixed at two end...

A wire is stretched and fixed at two ends. Transverse stationary waves are formed in it. It oscillates in its third overtone mode. The equation of stationary wave is
`y= A sin kx cos omegat `
Choose the correct options.

A

Amplitude of constituent waves is `A/2 `

B

The wire oscillates in three loops

C

The length of the wire is `(4pi)/k`

D

Speed of stationary wave is `omega/k `

Text Solution

Verified by Experts

The correct Answer is:
A, C

`l = 4 lambda/2 = 2lambda = 2 ((2pi)/k)`
` = (4pi)/k` .
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