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Q. 7

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Physics for Scientists and Engineers: A Strategic Approach with Modern Physics
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Short Answer

What is the of a lens with a focal length and adiameter aperture?

The value of is .

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Step by Step Solution

Step 1: Given information

We have given,

Focal length =

Diameter of aperture =

we have to find the of the lens.

Step 2: Simplify

The is defined as the ratio between the focal length and the diameter of the aperture is .

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