Science, asked by luckybeero09, 1 year ago

find the power of convex lens which forms and real and inverted image of magnification -1 for an object placed at a distance of 20 cm from it optical Centre

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Answered by shivendra100502

1

As magnification is -1

So,object will be placed at 2f2

Therefore,focal length will be 10cm

And thus

Power=100÷10

=10D

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