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An object is placed at a distance of 5 cm more than the focal length f of a convex lens. Its real image is formed at a distance 3f beyond the focus .The focal length f of the lens is: A 5 cm B 10 cm C
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An object is placed at a

distance of 5 cm more than the focal length f of a convex lens. Its real image is formed at a distance 3f beyond the focus .The focal length f of the

lens is:
A
5 cm
B
10 cm
C
15 cm
D
20 cm

Pls answer asap

User MikeOnline
by
7.5k points

1 Answer

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5cm that’s the answer
User Danyel Cabello
by
7.4k points
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