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In Young’s double slit experiment, the phase difference between the two waves

In Young’s double slit experiment, the phase difference between the two waves reaching at the location of the third dark fringe is

Options

(a) π
(b) 3π/2
(c) 5π
(d) 3π

Correct Answer:

3π/2

Explanation:

The phase difference in young’s double slit experiment, ɸ=nπ/2

Here, n=3

ɸ=3π/2

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