if an object is kept at a distance of 5 cm from the objective so that final image is formed at the least distance vision (20 cm)

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A compound microscope has an eye piece of focal length 10 cm and an objective of focal length 4cm. Calculate the magnifcation, if an object is kept at a distance of 5 cm from the objective so that final image is formed at the least distance vision (20 cm)
12
Sep
A compound microscope has an eye piece of focal length 10 cm and an objective of focal length 4cm. Calculate the magnifcation, if an object is kept at a distance of 5 cm from the objective so that final image is formed at the least distance vision (20 cm) A compound microscope has an eye [...]
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