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A beam of monochromatic light is incident at on one face of an equilateral prism, the angle of emergence is , then the angle of minimum deviation is :a. b. c. d.
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Text solutionVerified
Sure, here are the step by step solutions:
Given: , ,
Total angle of deviation:
Substituting the given values, we get:
Simplifying the expression, we get:
Since we want to find the minimum angle of deviation (), we know that
Substituting the value of , we get:
Therefore, the minimum angle of deviation is less than .
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Question Text | A beam of monochromatic light is incident at on one face of an equilateral prism, the angle of emergence is , then the angle of minimum deviation is :a.
b.
c.
d. |
Topic | Geometrical and Physical Optics |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |