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Absolute and Relative Refractive Index

A ray of ligh...

Question

A ray of light strikes the surface of a rectangular glass block such that the angle of incidence is 0°, the path taken by the ray in each case as it passes through the glass block and emerges from it is such that

A

Light does not suffer lateral displacement but only angular deviation

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B

Light neither suffers lateral displacement nor angular deviation

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C

Light suffers lateral displacement as well as angular deviation

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D

Light suffers no angular deviation but only lateral displacement

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Solution

The correct option is B
Light neither suffers lateral displacement nor angular deviation

When the angle of incidence is 0°.

Thus, light neither suffers lateral displacement nor angular deviation

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