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Refraction of Light

The medium in...

Question

The medium in which speed of light is less is called optically .......... medium and the medium in which speed of light is more is called optically .......... medium.

A

denser, rarer

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B

rarer, denser

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C

denser, denser

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D

rarer, rarer

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Solution

The correct option is A denser, rarer
The medium in which speed of light is less is called optically denser medium and the medium in which speed of light is more is called optically rarer medium.

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Q. A medium in which light travels faster than the other medium, then that medium is called optically medium than the other medium.

Q. When a ray of light travels from an optcally denser to an optically rarer medium, it reflects back to the denser medium at the interface without entering the rarer medium. This phenomenon is called:

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2. Light is passing from optically rarer medium to optically denser medium.
3.Angle of incidence is greater than the critical angle.
4.Angle of incidence is less than the critical angle.

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