Chemical Engineering Thermodynamics Compressibility factor for almost all the gases are approximately same at the same None of these Critical pressure and critical temperature Pressure and temperature Reduced pressure and reduced temperature None of these Critical pressure and critical temperature Pressure and temperature Reduced pressure and reduced temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following processes can not be made reversible even under ideal condition of operation? Compression of air in a compressor Free expansion of a gas Expansion of steam in a turbine All of these Compression of air in a compressor Free expansion of a gas Expansion of steam in a turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Equilibrium constant of a reaction varies with the Initial concentration of the reactant Temperature Pressure None of these Initial concentration of the reactant Temperature Pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A large iceberg melts at the base, but not at the top, because of the reason that Ice at the base contains impurities which lowers its melting point All of these Due to the high pressure at the base, its melting point reduces The iceberg remains in a warmer condition at the base Ice at the base contains impurities which lowers its melting point All of these Due to the high pressure at the base, its melting point reduces The iceberg remains in a warmer condition at the base ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is R log10 4 Cv loge 4 Cv log10 4 R loge 4 R log10 4 Cv loge 4 Cv log10 4 R loge 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils None of these It should be non-explosive Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils None of these It should be non-explosive ANSWER DOWNLOAD EXAMIANS APP
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