The diagram given below shows a right-angled prism with a ray of light incident on the side AB. (The critical angle for glass is 42°). The path of the ray of the light ray out of the glass prism is such that the value of the angle of deviation shown by the ray is

180^o

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90^o

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0^o

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270^o

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Solution

The correct option is B
90^o

The value of the angle of deviation is 90°.

The complete ray diagram is shown

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The diagram given below shows a right-angled prism with a ray of light incident on the side AB. (The critical angle for glass is 42°). The path of the ray of the light ray out of the glass prism is such that the value of the angle of deviation shown by the ray is

The correct option is B 90o The value of the angle of deviation is 90°. The complete ray diagram is shown

The correct option is B
90^o

The value of the angle of deviation is 90°.

The complete ray diagram is shown