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In a compound microscope, the length of microscope is 21.5 cm, the focal length of the objective is 1.6 cm, the focal length of the eye piece is 2.1 cm and if final image is formed at infinity. Then the distance of the object from the objective lens is
detailed solution
Correct option is B
The image formed by the objective should be at the focus of the eye piece. HereV0=21.5−2.1cm=19.4cm ∴ 1+19.4 − 1u= 1+1.6 ⇒ u=−1.7cmTalk to our academic expert!
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