NEETPhysics-Optics
NEET Physics Microscopes MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The magnifying power of a compound microscope increases with when
A
the focal length of objective lens is increased and that of eye lens is decreased
B
the focal length of eye lens is increased and that of objective lens is decreased
C
focal lengths of both objects and eye-piece are increased
D
focal lengths of both objects and eye-piece are decreased.
Correct Answer
Option B
Detailed Explanation
The magnifying power of a compound microscope is inversely proportional to the focal length of the objective lens and directly proportional to the focal length of the eyepiece.
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