A compound microscope | GEOMETRICAL OPTICS | JEE-MAIN 2020

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JEE MAIN 2020

05-09-2020 S1

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A compound microscope consists of an objective lens of focal length 1 cm and an eyepiece of focal length 5 cm with a separation of 10 cm . The distance between an object and the objective lens, at which the strain on the eye is minimum is $\frac{n}{40} \mathrm{~cm}$. The value of $n$ is $\_\_\_\_$ .

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