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Refraction

The formula t...

Question

The formula that expresses the relationship between refractive index of the denser medium with respect to rarer medium and its critical angle for that pair of media is:

A

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B

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C

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D

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Solution

The correct option is B

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Similar questions

C

is the critical angle and

n

is the refractive index of a denser medium with respect to the rarer medium,

s i n C \times n

C

is the critical angle and

n

is the refractive index of a denser medium with respect to the rarer medium,

s i n C \times n

Critical angle is that angle of incidence in the denser medium for which the angle of refraction in rarer medium is

Q. Let the refractive index of a denser medium with respect to a rare medium be

N_{12}

and its critical angle

θ_{C}

. At an angle of incidence A when light is travelling from denser medium to rarer medium, a part of the light is reflected and the rest is refracted and the angle between reflected and refracted rays is

90^{o}

. Angle A is given by :

Q. Velocity of light travelling from rarer medium to denser medium decreases by 30%. Find the refractive index of the denser medium with-respect to rarer medium?

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