A ray of light passes from denser medium to rarer medium, if thickness of the denser medium is doubled, then the emerging angle is |
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(b) |
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(c) |
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(d) |
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A ray of light passes from denser medium to rarer medium, if thickness of the denser medium is doubled, then the emerging angle is |
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(a) |
|
(b) |
|
(c) |
|
(d) |
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