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JEE MAIN 2025
24-01-2025 SHIFT-2
Question
Young's double slit interference apparatus is immersed in a liquid of refractive index 1.44. It has slit separation of 1.5 mm . The slits are illuminated by a parallel beam of light whose wavelength in air is 690 nm . The fringe-width on a screen placed behind the plane of slits at a distance of 0.72 m , will be:
Select the correct option:
A
0.63 mm
B
0.23 mm
C
0.46 mm
D
0.33 mm
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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Physics
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