Question

A camera flash, which throws a parallel beam of light, has a mirror behind the light bulb. What kind of mirror is it likely to be?

Answer 1

For Plato, the correct answer is Concave mirror :)

Answer 2

It is concave mirror.

Step-by-step explanation:

If a light source be placed at the focus of concave mirror, the rays of light falling on the concave mirror and then after reflection, the rays of light are parallel to each other.