To burn a hole in a piece of paper using light from the Sun, which mirror would work the best?
A) Plane
B) Convex
C) Concave
D) All of the given answers would work equally as well.
E) None of the given answers would burn a hole.

Question

Quizplus · Accepted Answer

A concave mirror can focus the incoming parallel rays of the Sun to a single point, which will be hot enough to burn a hole in a piece of paper.

To Burn a Hole in a Piece of Paper Using