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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°
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.
What is a total reflecting prism?
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In the given figure, a ray of light PQ is incident normally on the face AB of an equilateral glass prism. Complete the ray diagram showing its emergence into air after passing through the prism. Take critical angle for glass = 42°.
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A total reflecting equilateral prism can be used to deviate a ray of light through ______.
State three actions that a total reflecting prism can produce.
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Draw a diagram to show one such action of the total reflecting prism.
