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Question

Draw a labelled diagram of an image formed by a compound microscope, with the image at least distance of distinct vision. Write any one expression for its magnifying power.

Solution
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Expression of magnifying power of a compound microscope is given by:
m=vouo(1+Dfe)
Where vo is the image distance from the objective lens
D is the least distance of distinct vision
fe is the focal length of eye lens.
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