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Question is

A green light is an incident from the water to the air – water interface at the critical angle (θ). Select the correct statement

  • The entire spectrum of visible light will come out of the water at various angles to the normal.

  • The spectrum of visible light whose frequency is less than that of green light will come out to the air medium

  • The spectrum of visible light whose frequency is more than that of green light will come out to the air medium.

  • The entire spectrum of visible light will come out of the water at an angle of 900 to the normal.

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