NEET UG PHYSICS MCQ: WAVE OPTICS

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Two coherent sources are 0.3 mm apart. They are 1 m away from the screen. The second dark fringe is at a distance of 0.3 cm from the centre. Distance of fourth bright fringe from the centre is

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Correct option: B

0.8 cm

Option B (0.8 cm) is correct because it is calculated using the formula for the position of bright fringes in a double-slit experiment.

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