JAMB - Physics (1995 - No. 15)
The equation PxVyTz = constant in charles' law when
x = 1, y = -1, z = 1
x = 0, y = 1, z = -1
x = 1, y = 0, z = -1
x = 0, y = 1, z = 1
Explication
According to Charles' law, the volume of a given mass of gas is directly proportional to its absolute temperature at constant pressure.