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Blackbody Radiation

If the Young'...

Question

If the Young's apparatus is immersed in water, the effect on fringe width will

A

decrease

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B

remain same

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C

increase

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D

Cant say because the experiment cannot be carried in any other medium except air

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Solution

The correct option is A
decrease

The wavelength of light is less in water than in air .Hence the fringe width will decrease. The interference pattern will be observed but the fringes will be narrower.

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