Question

If the Plane mirror is rotated by an angle $\theta$, keeping the incident ray fixed, the reflected ray is rotated by an angle:

• A. $3\theta$
• B. $\theta$
• C. $2\theta$
• D. $4\theta$

Answer 1

Answer: (C)

$2\theta$

If the Plane mirror is rotated by an angle $\theta$, keeping the incident ray fixed, the reflected ray is rotated by an angle $2\theta$.