The coherence of two light sources means that the light waves emitted have

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The coherence of two light sources means that the light waves emitted have

Options

(a) Same frequency
(b) Same intensity
(c) Constant phase difference
(d) Same velocity

Correct Answer:

Constant phase difference

Explanation:

Constant phase difference is essentially required for interference phenomenon between two waves.

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Topics: Wave Optics (101)
Subject: Physics (2479)

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