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Three waves producing displacement in th...

Three waves producing displacement in the same direction of same frequency and of amplitudes `10etam, 4etam" and "7eta` m arrive at a point with successive phase difference of `pi//2`. The amplitude of the resultant wave is :--

A

`2etam`

B

`7etam`

C

`5etam`

D

1

Text Solution

Verified by Experts

The correct Answer is:
C
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