Which of the following exemplifies an adiabatic process ?

Related Mcqs:

Which of the following is an undesirable characteristic of a refrigerant ?

A. It should be non-explosive B. It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils C. Its vapor pressure at the condenser temperature should be very high D. None of these...

A solid is transformed into vapour without going to the liquid phase at_________________?

A. Triple point B. Boiling point C. Below triple point D. Always...

“The fugacity of a gas in a mixture is equal to the product of its mole fraction and its fugacity in the pure state at the total pressure of the mixture”. This is__________________?

A. The statement as per Gibbs-Helmholtz B. Called Lewis-Randall rule C. Henry’s law D. None of these...

Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the__________________?

A. Two temperatures only B. Pressure of working fluid C. Mass of the working fluid D. Mass and pressure both of the working fluid...

Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of _____________________?

A. Sublimation B. Fusion C. Transition D. Vaporisation...