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Magnification of a compound microscope is 30. Focal length of eyepiece is 5 cm and the image is formed at a distance of distinct vision of 25 cm. The magnification of the objective lens is

(a) 6

(b) 5 

(c) 7.5 

(d) 10

1 Answer

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Best answer

(b) 5

For the compound microscope, m = mx me ⇒ 30 = m0 x 6 (or) m0 = 5

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