Chemical Engineering Thermodynamics Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole. 273 25 None of these 0 273 25 None of these 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Heating occurs Temperature is constant Pressure is constant Cooling occurs Heating occurs Temperature is constant Pressure is constant Cooling occurs ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fundamental principle of refrigeration is based on the __________ law of thermodynamics. Second Third First Zeroth Second Third First Zeroth ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C. 327 300 540 270 327 300 540 270 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Rotary lime kiln is an example of a/an __________ system. Open Closed Non-thermodynamic Isolated Open Closed Non-thermodynamic Isolated ANSWER DOWNLOAD EXAMIANS APP
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