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Compound Microscope

A compound mi...

Question

A compound microscope has two lenses. The magnifying power of one is $5$ and the combined magnifying power is $100$ . The magnifying power of the other lens is

A

10

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B

20

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C

50

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D

25

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Solution

The correct option is B $20$
As we know,
$m = m_{0} \times m_{e} \Rightarrow 100 = 5 \times m_{e} \Rightarrow m_{e} = 20$

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