A light ray enters from medium A to medium B as shown in figure. The refractive index of medium B relative to A will be [NCERT Exemplar Problems]
(a) greater than unity
(b) less than unity
(c) equal to unity
(d) zero
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Answered by
7
Answer:
Answer. (a)
Explanation: Since light rays in medium B goes towards normal. So it has greater restrictive index and lesser velocity of light with respect to medium A. So refractive index of medium B with respect to medium A is greater than unity.
Answered by
2
Answer:
a.)
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