Escape Energy
### Formula
$$E=\frac{GMm}{R}$$
### Terminologies
- E → Minimum energy required to escape gravitational field.
- G → Universal gravitational constant.
- M → Mass of planet.
- m → Mass of object.
- R → Radius of planet.
### Conditions / Special Cases
Escape velocity:
$$v_e=\sqrt{\frac{2GM}{R}}$$
### Usage
- Used in satellite and gravitational energy problems.