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The optical vectors of two interfering l...

The optical vectors of two interfering light waves are `E_1 = 2 sin omega t` and `E_2 = 5 sin (omega t +pi/3)` . Find the resultant amplitude.

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`sqrt39` cm
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Knowledge Check

  • Equations of two progressive wave are given by y_(1) = asin (omega t + phi_(1)) and y_(2) = a sin (omegat + phi_(2)) . IF amplitude and time period of resultant wave is same as that of both the waves, then (phi_(1)-phi_(2)) is

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    D
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