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Summary

In Fresnel's ...

Question

In Fresnel's bi-prism experiment, the coherent sources are obtained by

interference

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reflection

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refraction

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total internal reflection

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Solution

The correct option is C refraction
In Fresnel bi-prism, light from the single source are made into two virtual sources on passing it through the bi-prism due to refraction in prism, so that the two sources acts as a coherent sources

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Similar questions

In a Fresnel's biprism experiment, the two coherent sources are obtained by:

α = 1^{\circ}; μ = 1.54.

&

b = 0.7 m

&

a = 0.3 m, λ = 180 π nm .

β

1 m

10 c m

6000 A^{o}

0.03 c m

1

λ

λ

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