A convex lens of focal length 12 cm produces a magnification of -1. The object should be placed at;

-12 cm

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-48 cm

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-96 cm

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-24 cm

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Solution

The correct option is D
-24 cm

m = v/u = -1.

Thus, v = -u

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Similar questions

If a magnification of, -1 is to be obtained by using a converging lens of focal length 12 cm, then the object must be placed : (a) within 12 cm (b) at 24 cm (c) at 6 cm (d) beyond 24 cm

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At what distance from a converging lens of focal length 12 cm must an object be placed in order that an image of magnification 1 will be produced ?

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A convex lens of focal length 12 cm produces a magnification of -1. The object should be placed at;

The correct option is D -24 cm m = v/u = -1. Thus, v = -u

The correct option is D
-24 cm

m = v/u = -1.

Thus, v = -u