Sensitiveness of a governor is

A.The range of variation of engine speed
B.The ratio of the maximum speed to minimum speed within the operating range
C.The ratio of the difference between the maximum and mean speed to that of minimum to mean speed
D.The ratio of the difference between the maximum and minimum equilibrium speed to the mean equilibrium speed
E.None of the above

According to Charle’s law

A.At constant pressure the volume of a gas is proportional to its absolute temperature
B.At constant temperature, pressure is proportional to temperature
C.At constant temperature, pressure of a gas is proportional to its volume
D.At constant volume the absolute pressure is proportional to the temperature
E.None of the above