Chemical Engineering Thermodynamics No work is done by the system, when a reaction occurs at constant Pressure Volume None of these Temperature Pressure Volume None of these Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law. Lavoisier and Laplace None of these Hess's Kirchoff's Lavoisier and Laplace None of these Hess's Kirchoff's ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________ c.c. 100 205 200 50 100 205 200 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following processes can not be made reversible even under ideal condition of operation? Free expansion of a gas Compression of air in a compressor Expansion of steam in a turbine All of these Free expansion of a gas Compression of air in a compressor Expansion of steam in a turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in An open system of constant composition A closed system of constant composition An open system with changes in composition A closed system with changes in composition An open system of constant composition A closed system of constant composition An open system with changes in composition A closed system with changes in composition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The following heat engine produces power of 100000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is 100, 000 kW 320, 000 kW 160, 000 kW 200, 000 kW 100, 000 kW 320, 000 kW 160, 000 kW 200, 000 kW ANSWER DOWNLOAD EXAMIANS APP