The unit of universal gas constant is
A.erg/?K
B.kcal/?K
C.W/?K
D.dynes/?K
E.W/m?K
A.erg/?K
B.kcal/?K
C.W/?K
D.dynes/?K
E.W/m?K
A.Heat
B.Work
C.Enthalpy
D.Entropy
E.Internal energy
A.Gases only
B.Gases and wet vapours
C.Gases and dry vapours
D.Gases and dry and wet vapours
E.Gases and dry, wet and super-heated vapours
A.P against T
B.PV against T
C.P against V
D.PV against V
E.V against T
A.Aromatics
B.Naphthenes
C.Paraffins
D.Olefins
A.Irreversible and adiabatic
B.Reversible and isothermal
C.Frictionless and irreversible
D.Reversible and adiabatic
E.None of the above
A.Is a specified regon where transfers of energy and/or mass takes place
B.Is a region of constant mass and only energy is allowed to cross the boundaries
C.Cannot transfer either energy or mass to or from the surroundings
D.Is one in which mass within the system is not necessarily constant
E.None of the above
A.Diesel + air + lubricating oil
B.Petrol + air + lubricating oil
C.Petrol + lubricating oil
D.Air + lubricating oil
E.Petrol + air
A.3
B.4
C.5
D.6
A.Steam
B.Air
C.Feed water
D.Coal