Which is a state function ?

Related Mcqs:

Cp of a gas at its critical temperature and pressure_______________?

A. Becomes zero B. Becomes infinity C. Equals 1 kcal/kmol °K D. Equals 0.24 kcal/kmol °K...

At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by (where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.) ?

A. μ° + RT ln f B. μ°+ R ln f C. μ° + T ln f D. μ° + R/T ln f...

Fugacity of a component in an ideal gas mixture is equal to the partial pressure of that component in the mixture. The fugacity of each component in a stable homogeneous solution at constant pressure and temperature ____________ as its mole fraction increases?

A. Decreases B. Decreases exponentially C. Increases D. Remain constant...

High _____________ is an undesirable property for a good refrigerant?

A. Specific heat B. Latent heat of vaporisation C. Viscosity D. Specific vapor volume...

The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is__________________?

A. Less pronounced B. More pronounced C. Equal D. Data insufficient, can’t be predicted...