A converging lens of focal length 15cm forms a virtual image at a point 10cm from the lens. Calculate the distance of the object from the lens

a

10.00cm

b

6.00cm

c

5.00cm

d

1.50cm

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Explanation

Correct Option
b

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Discussions (5)

mariashadow
2 years ago

the solving looks fishy because the focal length was given in the question .
wat i dont get is why focal length was solved for when we were given 15cm.

s.samuel
1 year ago

Answer is 10cm

s.samuel
1 year ago

The v =-10cm
U=???
F=15cm

Find u
F=uv/u+v

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