# Correspondence Principle Question

1. Oct 20, 2004

### CollectiveRocker

Of the following quantities, which increase and which decrease in the Bohr model as n increases? Frequency of revolution, electron speed, electron wavelength, angular momentum, potential energy, kinetic energy, total energy.

2. Oct 22, 2004

### Gokul43201

Staff Emeritus
What are the expressions for the radius, potential and kinetic energy ? From these, can you not find all the others ?

If you don't know the expression, can you derive it ?

Use the following to derive it : (1) $mvr = nh/2 \pi$, (2)$F = e^2/4 \pi \epsilon r^2 = mv^2/r$