What is the nature of the focus of a concave lens ?

Real

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Virtual

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Both

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None

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Solution

The correct option is B Virtual
A concave lens have a virtual focus because the rays diverges outside and seems to meet virtually at focus.

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Similar questions

What is the difference between focus and principal focus of concave and convex lenses

(a) Explain with the help of a diagram, why the concave lens is also called a diverging lens. (b) Define the principal focus of a concave lens.

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