A ray of light is incident on an equilateral glass prism placed on a horizontal table. For minimum deviation which of the following is true?
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a)
is horizontal
b)
is horizontal
c)
is horizontal
d)
Either 
or 
is horizontal
a)
is horizontal
b)
is horizontal
c)
is horizontal
d)
Either or is horizontal
Question ID - 152733 | SaraNextGen Top Answer A ray of light is incident on an equilateral glass prism placed on a horizontal table. For minimum deviation which of the following is true?
a)
is horizontal
b)
is horizontal
c)
is horizontal
d)
Either or is horizontal
A ray of light is incident on an equilateral glass prism placed on a horizontal table. For minimum deviation which of the following is true?
|
a) |
|
b) |
|
|
c) |
|
d) |
Either |
1 Answer
127 votes
Answer Key / Explanation : (b) -
|
(b) During minimum deviation the ray inside the prism is parallel to the base of the prism in case of an equilateral prism. |
127 votes
Answer Link
127