2nd orbit is _______ away from nucleus of H-atom as compared to 1st orbit is

Q. 2nd orbit is _______ away from nucleus of H-atom as compared to 1st orbit is
A. 2-times
B. 3-times
C. 4-times
D. 6 times Answer: 4-times

A. 2-times
B. 3-times
C. 4-times
D. 6 times Answer: 4-times