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Question
Write a relation between the angle of incidence (i), angle of emergence (e), angle of the prism (A), and angle of deviation (d) for a ray of light passing through an equilateral prism.
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Solution
i + e = A + d
RELATED QUESTIONS
Explain how spectrum is formed.
A student traces the path of a ray of light through a rectangular glass slab for the different values of angle of incidence. He observes all possible precautions at each step of the experiment. At the end of the experiment, on analyzing the measurements, which of the following conclusions is he likely to draw?
(A) ∠i = ∠e < ∠r
(B) ∠i < ∠e < ∠r
(C) ∠i > ∠e > ∠r
(D) ∠i = ∠e > ∠r
The speed of light in glass is 2 × 105 km/s. What is the refractive index of glass?
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How is the refractive index of a medium related to the speed of light in it?
Choose the correct alternative and rewrite the following:
A glass slab is placed in the path of convergent light. The point of convergence of light
Complete the ray diagram showing its emergence into the air after passing through the prism.
