NEETMedium
Q.The magnifying power of a telescope is 9. The focal lengths of objective and eyepiece are respectively
a
90 cm, 10 cm
b
9 cm, 1 cm
c
81 cm, 9 cm
d
10 cm, 90 cm
Correct Answer: Option A
The correct solution involves applying the fundamental concept to derive the final value step by step...