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Lens Formula and Magnification

A convex lens...

Question

A convex lens is made up of three different materials as shown in the figure. For a point object placed on its axis, the number of images formed will be

A

1

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B

2

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C

3

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D

4

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Solution

The correct option is C 3
Three different materials are used in the lens and the focal length of the lens depends on the material of the lens. Hence, three different images will be formed as the rays will converge at three different points.

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