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Mirrors at an angle

For the situa...

Question

For the situation shown in figure, determine the angle by which the mirror should be rotated so that the light ray will retrace its path after refraction through prism and reflection from mirror.

A

1⁰ ACW

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B

1⁰CW

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C

2⁰ACW

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D

2⁰CW

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Solution

The correct option is D 2⁰CW

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