Write the Lens Formula Explaining the Meaning of the Symbols Used. - Physics

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Short Note

Write the lens formula explaining the meaning of the symbols used.

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Solution

Lens formula :

`1/"v" - 1/"u" = 1/"f"`

The distance of the object from the optical centre is called the object distance (u).

The distance of the image from the optical centre is called the image distance (v).

The distance of the principal focus from the optical centre is called the focal length (f).

Concept: Types of Lenses (Converging and Diverging),
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APPEARS IN

Selina Concise Physics Class 10 ICSE
Chapter 5 Refraction through a Lens
Exercise 5 (C) | Q 3 | Page 126
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