The principle applied in liquefaction of gases is Both A and B Joule-Thomson effect Adiabatic expansion Neither A nor B TRUE ANSWER : ? YOUR ANSWER : ?
The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in An open system with changes in composition A closed system with changes in composition A closed system of constant composition An open system of constant composition TRUE ANSWER : ? YOUR ANSWER : ?
In Joule-Thomson porous plug experiment, the Temperature remains constant Entire apparatus is exposed to surroundings Enthalpy does not remain constant None of these TRUE ANSWER : ? YOUR ANSWER : ?
First law of thermodynamics is mathematically stated as dQ = dE - dW dQ = dE + dW dW = dQ + dE dE = dQ + dW TRUE ANSWER : ? YOUR ANSWER : ?
Third law of thermodynamics is helpful in Both B and C Calculating absolute entropies of substances at different temperature Prediction of the extent of a chemical reaction Evaluating entropy changes of chemical reaction TRUE ANSWER : ? YOUR ANSWER : ?
Melting of ice is an example of an __________ process. Isothermal None of these Adiabatic Isometric TRUE ANSWER : ? YOUR ANSWER : ?
Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process. Equilibrium Steady Adiabatic Unsteady TRUE ANSWER : ? YOUR ANSWER : ?
Generation of heat by friction is an example of a/an __________ change. Isothermal Adiabatic Reversible Irreversible TRUE ANSWER : ? YOUR ANSWER : ?
Extensive properties of a thermodynamic system depend upon the __________ of the system. Mass Temperature Pressure Specific volume TRUE ANSWER : ? YOUR ANSWER : ?
In the reaction, represented by, 2SO₂ + O₂ ⇋ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by Low temperature Neither A nor B Both A and B High pressure TRUE ANSWER : ? YOUR ANSWER : ?