Home
Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?

4

A gas can be liquefied by pressure alone only, when its temperature is __________ its critical temperature.

A. Less than

B. More than

C. Equal to or higher than

D. Less than or equal to

Related Questions

Work done in case of free expansion is The internal energy of an ideal gas does not change in a reversible __________… Adiabatic compression of a saturated water vapour makes it Specific/molar Gibbs free energy for a pure substance does not change… Which of the following is not correct for a reversible adiabatic process? Degrees of freedom at triple point will be For a cyclic process, a fixed ratio between heat and work As the entropy of the universe is increasing, day by day, the work producing… Which of the following is not a common refrigerant? Absorption/evolution of heat during conversion of a substance from one… Free energy The effect of changing the evaporator temperature on COP as compared to… The compressibility factor of a gas is given by (where, V1 = actual volume… Lowering of condenser temperature (keeping the evaporator temperature… Pick out the correct statement: The value of gas constant 'R' is Internal energy of an ideal gas Chemical potential of ith component of a system is given by When a system in equilibrium is subjected to a change in temperature,… The expression for the work done for a reversible polytropic process can… The variation of heat of reaction with temperature at constant pressure… Compressibility factor of a gas is One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder… Throttling (Joule-Thomson effect) process is a constant __________ process. The number of degrees of freedom for an azeotropic mixture in a two component… Joule-Thomson Co-efficient at any point on the inversion curve is High __________ is an undesirable property for a good refrigerant. The value of Cp & Cv respectively for monatomic gases in Kcal/kg Mole.°K… In a reversible process The first law of thermodynamics is a statement of conservation of