Question

In an atom, the two electrons move round the nucleus in
circular orbits of radii R and 4R. The ratio of the time taken
by them to complete one revolution is
(a) 1/4 (b) 4/1 (c) 8/1 (d) 1/8

Answer 1

Answer:

b ........no is the correct answer

Explanation:

plz make me as brainlest