Question

Which mirror is used tk converge a beam of light and how?

Answer 1

A concavemirror, or converging mirror, has a reflecting surface that bulges inward (away from the incident light). Concave mirrors reflect light inward to one focal point, therefore they are usedto focus light.

Answer 2

A concave mirror is used to converge light beams at a single point.Hence it is almost called as a converging mirror.

To get more clarity here you go with this rough drawing