A normally incident ray reflected at an angle of 
. The value of critical angle is
a)
b)
c)
d)
A normally incident ray reflected at an angle of . The value of critical angle is
a)
b)
c)
d)
Question ID - 152422 | SaraNextGen Top Answer
A normally incident ray reflected at an angle of . The value of critical angle is
a)
b)
c)
d)
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A normally incident ray reflected at an angle of |
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a) |
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b) |
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c) |
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d) |
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1 Answer
127 votes
Answer Key / Explanation : (b) -
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(b) Critical angle |
is equal to incident angle if ray reflected normally 
127 votes
Answer Link
127