Question
Physics Question on Optical Instruments
A scientist is observing a bacteria through a compound microscope. For better analysis and to improve its resolving power he should. (Select the best option)
A
Increase the refractive index of the medium between the object and objective lens
B
Decrease the diameter of the objective lens
C
Increase the wave length of the light
D
Decrease the focal length of the eye piece.
Answer
Increase the refractive index of the medium between the object and objective lens
Explanation
Solution
The correct option is (A): Increase the refractive index of the medium between the object and objective lens