Question

In hydrogen atom an electron rotating around the proton in an orbit of radius r work done by an electron moving once around the proton around the orbit will be

Answer 1

Answer:

the electron in a hydrogen atom circles around the proton with a speed of 218 x 106 m s in an orbit of radius 53 x 10 11 m calculate the equivalent ... r = 5.3 x 10 -11 m.