Question

If you are asked to burn paper using a
mirror, how will you do it? Which mirror will
you use?
Slave​

Answer 1

Answer:

I will use convex mirror as it converge all the Ray's on focus

Answer 2

Answer:

concave mirror

Explanation:

When the image is at infinity like sun the rays would converge at the focus of the mirror which can burn a paper or even ships #a technique used by Archimedes.