Tardigrade
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Tardigrade
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Physics
Interference was observed in the interference chamber, when air was present. When the chamber is evacuated and a careful observation shows
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Q. Interference was observed in the interference chamber, when air was present. When the chamber is evacuated and a careful observation shows
KCET
KCET 2022
A
no interference
B
Interference with bright fringes
C
Interference with dark fringes
D
Interference with slightly increased fringe width
Solution:
when the chamber is evacuated the refractive index of vacume slightly less which inturn increases wavelength