Q. Generation of heat by friction is an example of a/an __________ change.

View solution

Q. A domestic refrigerator has a/an __________ cooled condenser.

View solution

Q. The extensive properties are

View solution

Q. The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law )

View solution

Q. If we increase the pressure on a substance (which is at its triple point), then the triple point

View solution

Q. Which of the following liquid metals has the highest thermal conductivity ?

View solution

Q. Which of the following has the least thermal efficiency ?

View solution

Q. If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the

View solution

Q. Joule-Thomson Co-efficient at any point on the inversion curve is

View solution

Q. Pick out the wrong statement.

View solution

Q. __________ equation predicts the activity co-efficient from experimental data.

View solution

Q. As the temperature is lowered towards the absolute zero, the value of the quantity (∂ΔF/∂T) approaches

View solution

Q. An ideal liquid refrigerant should

View solution

Q. If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as

View solution

Q. In case of a reversible process (following pvⁿ = constant), work obtained for trebling the volume (v₁ = 1 m³ and v₂ = 3 m³ ) is max imum, when the value of 'n' is

View solution

Q. The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is

View solution

Q. Adiabatic compression of a saturated water vapour makes it

View solution

Q. The specific heat of saturated water vapour at 100°C is

View solution

Q. For a multicomponent system, the term chemical potential is equivalent to the

View solution

Q. The change in Gibbs freee energy for vaporisation of a pure substance is

View solution