Physics, asked by abhishekenteriso, 11 months ago

when an object of height 1cm is kept at a distance 4cm from concave mirror its erect image of height 1.5cm is formed at distance 6cm behind the mirror.find the focal length of mirror

Answers

Answered by cluna

2

Using mirror equation
1/f=1/-40 +1/15
1/f=-11/120
f=-10.9cm

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