In a compound microscope, the image formed by the objecti...
In a compound microscope, the image formed by the objective lens is at a distance of 3.0cm from the eye lens. Calculate the focal length of the eye lens
0.3cm
2.7cm
3.4cm
8.3cm
Correct answer is C
\(\frac{1}{f} = \frac{1}{u} + \frac{1}{v} = \frac{1}{3} - \frac{1}{25} = \frac{22}{75}\)
f = 3.4cm