Q21. Two coherent light beams of intensities I and 4 I are superimposed. The maximum and minimum possible intensities in the resulting pattern are:
(a) 5 I and 3 I
(b) 5 I and I
(c) 9 I and I
(d) 9 I and 3 I

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Accepted Answer

9 I and I

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Q21. Two coherent light beams of intensities I and 4 I are superimposed. The maximum and minimum possible intensities in the resulting pattern are: (a) 5 I and 3 I (b) 5 I and I (c) 9 I and I (d) 9 I and 3 I

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