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Wave Optics question

2022 · 26 Jul · Shift 1 · Q48

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JEE Main
Physics
Wave Optics
2022 · 26 Jul · Shift 1 · Q48

Wave Optics question

2022 · 26 Jul · Shift 1 · Q48

JEE MainPhysicsWave OpticsMCQ+4 / −1

In Young's double slit experiment, the fringe width is

12 \mathrm{~mm}

. If the entire arrangement is placed in water of refractive index

\frac{4}{3}

, then the fringe width becomes (in mm):

A
16
B
9
C
48
D
12

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