Two beams of light having intensities I and 41 interfere to produce a fringe pattern on a screen. The phase difference between the beams is π/2 at point A and π at point B. Then the difference between resultant intensities at A and B is (d) 7 1 (a) 2 1 (b) 4 I (c) 5 I

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Two beams of light having intensities I and 47 interfere to
produce a fringe pattern on a screen. The phase difference
between the beams is π/2 at point A and π at point B. Then
the difference between resultant intensities at A and B is
(d) 7 1
(a) 2 I
(b) 4 I
(c) 5 I
Transcribed Image Text:Two beams of light having intensities I and 47 interfere to produce a fringe pattern on a screen. The phase difference between the beams is π/2 at point A and π at point B. Then the difference between resultant intensities at A and B is (d) 7 1 (a) 2 I (b) 4 I (c) 5 I
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