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At two points P and Q on screen in Young's double slit experiment, waves from slits S1, and S2 have

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At two points P and Q on screen in Young's double slit experiment, waves from slits S1, and S2 have a path difference of 0 and λ/4 respectively. The ratio of intensities at P and Q will be

(a) 3 : 2

(b) 2 : 1

(c) √2 : 1

(d) 4 : 1

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1 Answer

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Best answer

Correct Option (b) 2 : 1

Explanation:

Let I0 be intensity of light emitted from the source, then

Resultant intensity

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