Question

what happens to the beam of light
emited by a torch when some
part of Concave reflection
surface of a torch is damaged​

Answer 1

Answer: If that surface get's rusted then the circular area covered by the beam of light (The round shape that is made by the beam where it falls) will get decreased!! Because that surface works to increase the coverage of torch light.

So, use mobile phones for flashlight. :p

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Answer 2

Answer:

when the beam of light emited by a torch when some part of concave reflection however ,surface of a torch is damaged are image formed is at infinity larger than the object and real and inverted......A❤A