Answers

2015-07-19T23:39:27+05:30
3cm ifjuhhhgggfghgfhffhihcfjhgff
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2015-07-20T06:03:20+05:30
By mirror formula, 1/f=1/u+1/v
1/45=1/15+1/v
1/3=1/v
=> 3=v
since, v=image distance
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