Ujjala
13 Jun 2016
A compound microscope has objective lens and eye − piece of focal lengths 5 cm and 8 cm respectively. An object is place at a distance of 8 cm from the objective, what is the magnification produced by the microscope? (least distance of distinct vision = 25 cm).
− 2.4
+ 3.2
+ 7.33
− 6.8
or
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