Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the ____________ equation?

Related Mcqs:

Sound waves propagation in air exemplifies an ______________ process?

A. Adiabatic B. Isothermal C. Isometric D. None of these...

Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in ideal refrigeration cycle is_____________________?

A. Positive B. Negative C. Zero D. Infinity...

The internal energy of an ideal gas is a function of its _____________ only?

A. Molecular size B. Volume C. Pressure D. Temperature...

Pick out the wrong statement ?

A. Enthalpies of all elements in their standard states are assumed to be zero B. Combustion reactions are never endothermic in nature C. Heat of reaction at constant volume is equal to the change in internal energy D. Clausius-Clapeyron equation is not applicable to melting process...

Out of the following refrigeration cycles, which one has maximum COP ?

A. Air cycle B. Carnot cycle C. Ordinary vapor compression cycle D. Vapor compression with a reversible expansion engine...