Generation of heat by friction is an example of a/an ________________ change?
A. Isothermal
B. Irreversible
C. Adiabatic
D. Reversible
Thermodynamics for Chemical
The unit of fugacity is the same as that of the_________________?
The unit of fugacity is the same as that of the_________________?
A. Pressure
B. Temperature
C. Volume
D. Molar concentration
Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the ____________ equation?
Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the ____________ equation?
A. Gibbs-Duhem
B. Maxwell’s
C. Clapeyron
D. None of these
An irreversible process____________________?
An irreversible process____________________?
A. Is the analog of linear frictionless motion in machines
B. Is an idealised visualisation of behaviour of a system
C. Yields the maximum amount of work
D. Yields an amount of work less than that of a reversible process
When a system is in equilibrium for all possible processes, the differential or finite change of entropy is__________________?
When a system is in equilibrium for all possible processes, the differential or finite change of entropy is__________________?
A. < 0
B. > 0
C. = 0
D. None of these
Ideal refrigeration cycle is____________________?
Ideal refrigeration cycle is____________________?
A. Same as Carnot cycle
B. Same as reverse Carnot cycle
C. Dependent on the refrigerant’s properties
D. The least efficient of all refrigeration processes
In a working refrigerator, the value of COP is always__________________?
In a working refrigerator, the value of COP is always__________________?
A. 0
B. < 0
C. < 1
D. > 1
The internal energy of an incompressible fluid depends upon its_________________?
The internal energy of an incompressible fluid depends upon its_________________?
A. Pressure
B. Temperature
C. Both A. & B
D. Neither A. nor B
Cv for an ideal gas__________________?
Cv for an ideal gas__________________?
A. Does not depend upon temperature
B. Is independent of pressure only
C. Is independent of volume only
D. Is independent of both pressure and volume
Throttling process is a/an _____________ process?
Throttling process is a/an _____________ process?
A. Reversible and isothermal
B. Irreversible and constant enthalpy
C. Reversible and constant entropy
D. Reversible and constant enthalpy