Quantization of electron orbits
$$m\cdot v\cdot r = \frac{n\cdot h}{2\cdot \pi}$$
m - mass
v - speed (velocity)
r - radius
n - quantum number
h - Planck's constant
v - speed (velocity)
r - radius
n - quantum number
h - Planck's constant
Find
It is known that:
= 