Question

In Young's double-slit experiment, two different light beams of wavelengths $λ_1$ and $λ_2$ produce interference pattern with band widths $β_1$ and $β_2$ respectively. If the ratio between $β_1$ and $β_2$ is 3:2, then the ratio between and is

• A. 3:1
• B. 1:3
• C. 2:3
• D. 3:2
• E. 4:5

Answer 1

Answer: (E)

4:5

Answer 2

The correct option is (E) : 4:5