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x(1)=A sin (omegat-0.1x) and x(2)=A sin ...

`x_(1)=A sin (omegat-0.1x)` and `x_(2)=A sin (omegat-0.1 x-(phi)/2)` Resultant amplitude of combined wave is

A

`2A cos (phi)/4`

B

`A sqrt(2 cos phi //2)`

C

`2A cos (phi)/2`

D

`A sqrt(2(1+cos (phi)/4))`

Text Solution

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The correct Answer is:
A
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MOTION-WAVES-EXERCISE -1 (Objective Problems JEE Main)
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  19. In a stationary wave represented by y = a sin omegat cos kx, amplitude...

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