if an object is kept at a distance of 5 cm from the objective and final image is formed at the least distance of distinct 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 4 cm. The magnification, if an object is kept at a distance of 5 cm from the objective and final image is formed at the least distance of distinct vision (20 cm), is: A compound microscope has [...]