NEET UG PHYSICS MCQ: WAVE OPTICS

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In Young’s double slit experiment, a third slit is made in between the double slits. Then

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Correct option: B

Contrast between bright and dark fringes is reduced

Option B (Contrast between bright and dark fringes is reduced) is correct because the third slit introduces additional light, increasing the minimum intensity and thus reducing the fringe visibility.

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