1
WB JEE 2017
MCQ (Single Correct Answer)
+1
-0.25
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Two monochromatic coherent light beams A and B have intensities L and $${{L \over 4}}$$, respectively. If these beams are superposed, the maximum and minimum intensities will be
A
$${{{9L} \over 4},{L \over 4}}$$
B
$${{{5L} \over 4}}$$ , 0
C
$${{{5L} \over 2}}$$ , 0
D
2L, $${{L \over 2}}$$
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