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>> $The magnifying power of a simple microsc$

Question

The magnifying power of a simple microscope is $6$ The focal length of its in meters will be, if least distance of distinct vision is $25 c m$

A

$0.05$

B

$0.06$

C

$0.25$

D

$0.12$

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Solution

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Correct option is A)

As we know,
$m = 1 + \frac{D}{f} \Rightarrow 6 = 1 + \frac{2 5}{f} \Rightarrow f = 5 c m = 0.05 m$

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