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Question
A total reflecting right angled isosceles prism can be used to deviate a ray of light through ______.
Options
30°
60°
75°
90°
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Solution
A total reflecting right angled isosceles prism can be used to deviate a ray of light through 90°.
Hint:
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RELATED QUESTIONS
Copy the diagram given below and complete the path of the light ray till it emerges out of the prism. The critical angle of glass is 42°. In your diagram mark the angles wherever necessary.
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