The equation \(\left\{ {P + \frac{a}{{{V^2}}}} \right\}\left( {V - b} \right) = RT\) is known as
1
Perfect gas equation
2
Maxwell’s equation
3
Kinetic theory of gases equation
4
Van-der Waals equation
The equation \(\left\{ {P + \frac{a}{{{V^2}}}} \right\}\left( {V - b} \right) = RT\) is known as