Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is Cv log10 4 Cv loge 4 R loge 4 R log10 4 Cv log10 4 Cv loge 4 R loge 4 R log10 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics No work is done by the system, when a reaction occurs at constant Temperature Volume Pressure None of these Temperature Volume Pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Degress of freedom at triple point will be 3 Zero 2 1 3 Zero 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is 651 349 1000 667 651 349 1000 667 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. All of these Internal energy Gibbs free energy Entropy All of these Internal energy Gibbs free energy Entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a constant volume process __________ by the system is used only to increase the internal energy. Neither A nor B Both A & B Heat absorbed Work done Neither A nor B Both A & B Heat absorbed Work done ANSWER DOWNLOAD EXAMIANS APP