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प्रश्न
What is the total reflecting prism?
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उत्तर
A total reflecting prism is a right-angled prism made of glass with other two angles each equal to 45°.
संबंधित प्रश्न
A ray of light OP passes through a right angles prism as shown in the adjacent diagram.
(a) State the angles of incidence at the faces AC and BC.
(b) Name the phenomenon which the ray suffers at the face AC.
Select from the following the best experimental set-up for tracing the path of a ray of light through a glass slab:
(A) I
(B) II
(C) III
(D) IV
A ray of light passes from water to air. How does the speed of light change?
Comment on the statement ‘The refractive index of glass is 3/2.’
How is the refractive index of a medium related to its real depth and apparent depth?
How will you verify the laws of refraction or how the refractive index of glass is determined in the laboratory?
Trace a ray of light incident at 30° on a surface if travelling from air to glass. What is the angle of refraction in this case? (R.I. for glass = 3/2).
Explain with the help of a diagram of how fish is able to see the objects above it.
Write the approximate values of speed of light in (i) air and (ii) glass. Use these values to calculate the refractive index of glass with respect to air.
