A ray of light travels from an optically denser to rarer medium. The critical angle for the two media is |
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c) |
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d) |
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A ray of light travels from an optically denser to rarer medium. The critical angle for the two media is |
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a) |
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b) |
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c) |
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d) |
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(c)
When the ray passes into the rarer medium, the deviation is . This can have a maximum value of
for
and
When total internal reflection occurs, the deviation is , the minimum value of
being
. The maximum value of