Q. What happens in a reversible adiabatic compression ?

View solution

Q. Sublimation temperature of dry ice (solid CO₂) is __________ °C.

View solution

Q. If atmospheric temperature and dew point are nearly equal, then the relative humidity is

View solution

Q. The internal energy of an incompressible fluid depends upon its

View solution

Q. A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres.

View solution

Q. Rotary lime kiln is an example of a/an __________ system.

View solution

Q. Heat of reaction is

View solution

Q. The expression, nRT ln(P₁/P₂) , is for the____of an ideal gas.

View solution

Q. What happens in a reversible adiabatic expansion process ?

View solution

Q. Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the __________ equation.

View solution

Q. Pick out the undesirable property for a good refrigerant.

View solution

Q. Isotherm on an enthalpy-concentration diagram, for an ideal solution will be a

View solution

Q. The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by

View solution

Q. Melting of ice is an example of an __________ process.

View solution

Q. Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam.

View solution

Q. As the time is passing, entropy of the universe

View solution

Q. Which of the following processes can not be made reversible even under ideal condition of operation?

View solution

Q. The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation.

View solution

Q. Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is

View solution

Q. An isentropic process is carried out at constant

View solution