Physics, asked by emasthampy8065, 10 months ago

What is use of the concave mirrors in the projector?

Answers

Answered by vy91917gmailcom

Explanation:

projector, we need a parallel beam of light which could be spread over an area using a convex lens but the job of making the light rays parallel in a bean form is done by a concave mirror.11 दिस॰ 2016

Answered by mamonimondal90

Answer:

concave mirror are used in projector

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