Question

If the power of a lens is 0.1D and if the object of size 2cm is placed 5cm before the lens. Find the size and position of the image formed. ​

Answer 1

Power of a lens is defined as

P=

focal length of lens in meter

1

and it is given P=0.1D

Hence focal length of lens=

0.1

1

meter

f=10meter

Answered By

toppr

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