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True or False: A light ray falling on a lens passes undeviated through the focus of the lens.

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Question

True or False:

A light ray falling on a lens passes undeviated through the focus of the lens.

True or False
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Solution

This statement is false.

Explanation:

Light rays pass undeviated only through the optical centre of the lens. Rays passing through the focus become parallel to the principal axis.

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Chapter 5: Refraction of Light through Lenses - EXERCISE [Page 132]

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Lakhmir Singh Physics [English] Class 10 ICSE
Chapter 5 Refraction of Light through Lenses
EXERCISE | Q 3. | Page 132
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