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The path of a refracted ray of light in a prism is parallel to the base of the prism only when the |
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a) |
Light is of a particular wavelength |
b) |
Ray is incident normally at one face |
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c) |
Ray undergoes minimum deviation |
d) |
Prism is made of a minimum deviation |
|
The path of a refracted ray of light in a prism is parallel to the base of the prism only when the |
|||
|
a) |
Light is of a particular wavelength |
b) |
Ray is incident normally at one face |
|
c) |
Ray undergoes minimum deviation |
d) |
Prism is made of a minimum deviation |