Two convex lenses of focal lengths `0.3m` and `0.05m` are used to make a telescope. The distance kept between the two is

Options

A. 0.35 m
B. 0.25 m
C. 0.175 m
D. 0.15 m

Answer

A

Explanation

`L = f_(o) + f_(e) = 0.3 + 0.05 = 0.35` m.