In a simple model of the hydrogen atom, the electron revolves in a circular orbit around the proton with a speed of 3.4 ✕ 106 m/s. Determine the radius of the electron's orbit.

___m

1 answer

Use columbs law for attractive force, set that equal to centripetal force.

kqq/r^2=melectron*v^2/r

solve for r.