Three coherent waves having amplitudes 1...

Three coherent waves having amplitudes 12mm. 6mm and 4 mm arrive at a given point with successive phase difference of `pi//2`. Then the amplitude of the resultant wave is

7 mm

10 mm

5 mm

`4.8` mm

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AAKASH SERIES-WAVE OPTICS-ADDITIONAL PRACTICE EXERCISE (LEVEL - I ) (MAIN) (Straight Objective Type Questions)

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