Home Physics Wave Optics General Two coherent sources of light S 1 and S 2 , …
Physics Wave Optics General MCQ (Single Correct)

Two coherent sources of light S 1 and S 2 , equidistant from the origin, are separated by a distance 2 λ as shown. They emit light of wavelength λ . Interference is observed on a screen placed along the circle of large radius R. Point is seen to be a point of constructive interference. Then angle θ (other than 0° and 90°) is

A
45°
B
30°
C
60°
D
Not possible in the first quandrant

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The correct answer is:
C

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