The focal length of the objective lens of a compound microscope is [CPMT 1985; MNR 1986; M

Equal to the focal length of its eye piece

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Less than the focal length of eye piece

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Greater than the focal length of eye piece

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Any of the above three

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Solution

The correct option is B
Less than the focal length of eye piece

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Similar questions

If in compound microscope m₁ and m₂ be the linear magnification of the

objective lens and eye lens respectively, then magnifying power of the

compound microscope will be

[CPMT 1985; KCET 1994]

1.2 cm

3 cm

1.25 cm

f_{o}

f_{e}

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