Answers

2015-11-10T18:00:18+05:30
Concave mirrors are used in torches. and concave mirrors are termed as a spherical mirror whose reflecting surface
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sorry the answer was left incomplete
whose reflecting surface is curved inwards....that is, faces towards the centre of the sphere.....
2015-11-10T19:02:00+05:30
Actually , A convex mirror ifs fitted in front of the torch , so that when light comes it diverges & got reflected to bigger area
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