In Young's double slit experiment, the slits are 2 mm apart and are illuminated by photons of two wavelengths $ \lambda_1 = 12000 \text{ Å} $ and $ \lambda_2 = 10000 \text{ Å} $. At what minimum d

Question

In Young's double slit experiment, the slits are 2 mm apart and are illuminated by photons of two wavelengths $\lambda_1 = 12000 \text{ Å}$ and $\lambda_2 = 10000 \text{ Å}$ . At what minimum distance from the common central bright fringe on the screen 2 m from the slit will a bright fringe from one interference pattern coincide with a bright fringe from the other?

A

4 mm

B

3 mm

C

8 mm

D

6 mm

Accepted Answer

4 mm

Answer

3 mm

Answer

8 mm

Answer

6 mm

NEET Physics Young's Double Slit Experiment MCQ Question

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