Van de Graaff Generator
### Principle
$$Charge\ accumulation\ on\ conductor$$
### Maximum Potential
$$V=\frac{1}{4\pi\epsilon_0}\frac{Q}{R}$$
### Terminologies
- Q β Charge accumulated.
- R β Radius of conducting sphere.
### Conditions / Special Cases
Electric field inside conductor:
$$E=0$$
### Usage
- Used for producing high voltages.