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Two monochromatic eoherent light beams A...

Two monochromatic eoherent light beams A and B have intensities L. and `(L)/(4)` respectively. If these beams are superposed. The maximum and minimum intensities will be

A

`(9I)/(4),(L)/(4)`.

B

`(5I)/(4),0`

C

`(5I)/(2),0`

D

`2L,(L)/(2)`

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