A total reflecting equilateral prism can be used to deviate a ray of light through:

(a) $30^{\circ}$ (b) $60^{\circ}$ (c) $75^{\circ}$ (d) $90^{\circ}$

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Solution

(b) $60^{\circ}$

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A total reflecting equilateral prism can be used to deviate a ray of light through: (a) 30∘ (b) 60∘ (c) 75∘ (d) 90∘

(b) 60∘

A total reflecting equilateral prism can be used to deviate a ray of light through:

(a) $30^{\circ}$ (b) $60^{\circ}$ (c) $75^{\circ}$ (d) $90^{\circ}$

(b) $60^{\circ}$