

MCQOPTIONS
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1. |
The ratio of the focal length of the objective to the focal length of the eyepiece is greater than one for [NDA] |
A. | a microscope |
B. | a telescope |
C. | \[{{I}_{rms}}=\frac{1}{\pi }{{I}_{0}}\] |
D. | neither microscope nor telescope |
Answer» C. \[{{I}_{rms}}=\frac{1}{\pi }{{I}_{0}}\] | |