Chemical Engineering Thermodynamics The work done in isothermal compression compared to that in adiabatic compression will be More More or less depending upon the extent of work done Less Same More More or less depending upon the extent of work done Less Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is 300(32/7) 300(35/7) 300(33/5) 300(33/7) 300(32/7) 300(35/7) 300(33/5) 300(33/7) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy of a substance remains constant during a/an __________ change. Irreversible isothermal Reversible isothermal Reversible adiabatic None of these Irreversible isothermal Reversible isothermal Reversible adiabatic None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Choose the condition that must be specified in order to liquify CO₂ (triple point for CO₂ is - 57°C and 5.2 atm). Pressure must be kept below 5.2 atm Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Temperature must be kept above - 57°C Pressure must be kept below 5.2 atm Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Temperature must be kept above - 57°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change With pressure changes at constant temperature During heating of an ideal gas During cooling of an ideal gas Under reversible isothermal volume change With pressure changes at constant temperature During heating of an ideal gas During cooling of an ideal gas Under reversible isothermal volume change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Equation which relates pressure, volume and temperature of a gas is called the Gibbs Duhem equation Ideal gas equation None of these Equation of state Gibbs Duhem equation Ideal gas equation None of these Equation of state ANSWER DOWNLOAD EXAMIANS APP