H2P-623
Conditions for interference
H2 Physics · JC 2 · Medium · Conditions for interference
In a Young’s double-slit experiment, the intensity of the light incident on the slits is doubled while all other quantities remain the same. How are the fringe separation and the contrast (difference in brightness between bright and dark fringes) affected?
- Separation unchanged; contrast increases
- Separation increases; contrast unchanged
- Separation unchanged; contrast unchanged
- Separation decreases; contrast increases
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