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The following equations represent progre...

The following equations represent progressive transverse waves
`z_(1) = A cos ( omega t - kx)`
`z_(2) = A cos ( omega t + kx)`
`z_(3) = A cos ( omega t + ky)`
`z_(4) = A cos (2 omega t - 2 ky)`
A stationary wave will be formed by superposing

A

`Z_(1) and Z_(2)`

B

`Z_(1) and Z_(4)`

C

`Z_(2) and Z_(3)`

D

`Z_(3) and Z_(4)`

Text Solution

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The correct Answer is:
A
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