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Graph show three waves that are separate...

Graph show three waves that are separately send along a string that is stretched under a certain tension along `x-`axis. If `omega_(1).omega_(2)` and `omega_(3)` are their angular frequencies respectively then :

A

`omega_(1)=omega_(3)gtometa_(2)`

B

`omega_(1)gtomega_(2)omega_(3)`

C

`omega_(1)gtomega_(1)=omega_(2)`

D

`omega_(1)=omega_(2)=omega_(3)`

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The correct Answer is:
A
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