NEET PhysicsClass 12Power of a lens and combination of thin lenses in contactEasySingle correct

Question 3 of 9

A thin converging lens of focal length 25 cm is placed in contact with a thin diverging lens of focal length 40 cm (both focal lengths given as magnitudes). What is the power of the combination?

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A thin converging lens of focal length 25 cm is placed in contact with a thin diverging lens of focal length 40 cm (both focal lengths given as magnitudes). What is the power of the combination?

More NEET Physics chapters

Practising is step one. Knowing what to practise next is the hard part.

Practising is step one. Knowing what to practise next is the hard part