If the angle between the mirror and the incident ray is 30°, the angle of reflection is
(a) 30°.
(b) 60°.
(c) 15°.
(d) 90°.

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Solution

(b) 60⁰

Incident angle = Angle of reflection
Incident angle = 90° - 30° = 60° = Angle of reflection

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If the angle between the mirror and the incident ray is 30°, the angle of reflection is (a) 30°. (b) 60°. (c) 15°. (d) 90°.

(b) 60⁰ Incident angle = Angle of reflection Incident angle = 90° - 30° = 60° = Angle of reflection

If the angle between the mirror and the incident ray is 30°, the angle of reflection is
(a) 30°.
(b) 60°.
(c) 15°.
(d) 90°.

(b) 60⁰

Incident angle = Angle of reflection
Incident angle = 90° - 30° = 60° = Angle of reflection