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In case of refraction of light for norma...

In case of refraction of light for normal incidence, there is no deviation because

A

`i = 90^(@)` then r = 0

B

i = 0 then r = 0

C

i = 0 then r = 90

D

none of these

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The correct Answer is:
B
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NIKITA PUBLICATION-WAVE THEORY OF LIGHT -Multiple Choice Questions
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