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Draw a Diagram to Show How a Converging Lens Held Close to the Eye Acts as a Magnifying Glass. Why is It Usual to Choose a Lens of Short Focal Length for this Purpose Rather than One of Long Focal Length? - CBSE Class 10 - Science

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Question

Draw a diagram to show how a converging lens held close to the eye acts as a magnifying glass. Why is it usual to choose a lens of short focal length for this purpose rather than one of long focal length?

Solution

 Magnifying glass:

  

A lens with a short focal length is used so as to obtain greater magnification.

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Solution Draw a Diagram to Show How a Converging Lens Held Close to the Eye Acts as a Magnifying Glass. Why is It Usual to Choose a Lens of Short Focal Length for this Purpose Rather than One of Long Focal Length? Concept: Lens Formula and Magnification.
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