Question

A concave mirror is placed inside liquid with its shining surface upwards and principal axis vertical as shown. Rays are incident parallel to the principal axis of the concave mirror. Find the angle of emergence.

• A. ${45}^0$
• B. ${30}^0$
• C. $0^0$
• D. ${60}^0$

Answer 1

The correct option is D ${60}^0$