Physics · Ray Optics

A light ray is incident, at an angle θ1, on a system of two plane mirrors M1 and M2 having an inclination angle of 75° between them. After reflecting from mirror M1, it gets reflected back by mirror M2 with an angle of reflection of 30°. The total deviation of the ray will be _______ degrees.

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A light ray is incident, at an angle θ1, on a system of two plane mirrors M1 and M2 having an inclination angle of 75° between them. After reflecting from mirror M1, it gets reflected back by mirror M2 with an angle of reflection of 30°. The total deviation of the ray will be _______ degrees.

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A light ray is incident, at an angle θ1, on a system of two plane mirrors M1 and M2 having an inclination angle of 75° between them. After reflecting from mirror M1, it gets reflected back by mirror M2 with an angle of reflection of 30°. The total deviation of the ray will be _______ degrees.

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