1.

A perons witha normal near point (25cm) uses a compound microscope consisting of an objective lens of focal length 8.0 mm and an eye-lense of focal length 2.5 cm. A small objective placed at a distance of 9.0 mm in front of the objective lens produces an image, which is then magnified by the eye-lens to produce a virtual image at the near point. Assume that the eye is placed close to the eye-piece. The distance between the objective and the eye-lens is

Answer»

7.20 CM
9.47 cm
2.27 cm
4.93 cm

ANSWER :B


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