Monochromatic light of wavelength 500 nm is used in Young's doubl… | JEE Main 2024 Physics PYQ

MCQEasyJEE Main 2024 · 6 April, Shift 1Interference (Young's Experiment)

Monochromatic light of wavelength $500 \, \text{nm}$ is used in Young's double-slit experiment. When one slit is covered with a glass plate (refractive index $\mu = 1.5$ ), the central maximum shifts by $4$ fringes. Find the thickness of the glass plate.

A
$2 \, \mu \text{m}$
B
$3 \, \mu \text{m}$
C
$4 \, \mu \text{m}$
D
$5 \, \mu \text{m}$

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