Chemical Engineering Thermodynamics All gases during throttling process at atmospheric temperature and pressure show a cooling effect except N₂ CO₂ H₂ O₂ N₂ CO₂ H₂ O₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics (∂T/∂P)H is the mathematical expression for Specific heat at constant pressure (Cp) Specific heat at constant volume (Cv) None of these Joule-Thompson co-efficient Specific heat at constant pressure (Cp) Specific heat at constant volume (Cv) None of these Joule-Thompson co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Enthalpy change is zero Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative Enthalpy change is zero Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Air refrigeration cycle Reverse Carnot cycle 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 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 667 651 1000 349 667 651 1000 349 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a constant pressure reversible process, the enthalpy change (ΔH) of the system is Cv.dT ∫Cv.dT ∫Cp.dT Cp.dT Cv.dT ∫Cv.dT ∫Cp.dT Cp.dT ANSWER DOWNLOAD EXAMIANS APP
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