Chemical Engineering Thermodynamics In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents a reversible __________ process. Isometric Isentropic Polytropic Isobaric Isometric Isentropic Polytropic Isobaric ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Vapour-compression process with a reversible expansion engine Ordinary vapour-compression cycle Air refrigeration cycle Reverse Carnot cycle Vapour-compression process with a reversible expansion engine Ordinary vapour-compression cycle Air refrigeration cycle Reverse Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the __________ temperature. Critical Boyle Inversion Reduced Critical Boyle Inversion Reduced ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction, H₂ +I₂ ⇋ 2HI, addition of an inert gas will Increase the total pressure and hence shift the equilibrium towards the right Not effect the equilibrium conditions Increase the partial pressure of I₂ Increase the partial pressure of H₂ Increase the total pressure and hence shift the equilibrium towards the right Not effect the equilibrium conditions Increase the partial pressure of I₂ Increase the partial pressure of H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is -ve Either of the above three ; depends on the nature of refrigerant +ve -ve Either of the above three ; depends on the nature of refrigerant +ve 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 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 Pressure must be kept below 5.2 atm Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C ANSWER DOWNLOAD EXAMIANS APP
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