Chemical Engineering Thermodynamics 1/V (∂V/∂T)p is the mathematical expression Joule-Thomson co-efficient Specific heat at constant volume (CV) Specific heat at constant pressure (Cp) Co-efficient of thermal expansion Joule-Thomson co-efficient Specific heat at constant volume (CV) Specific heat at constant pressure (Cp) Co-efficient of thermal expansion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics High pressure steam is expanded adiabati-cally and reversibly through a well insulated turbine, which produces some shaft work. If the enthalpy change and entropy change across the turbine are represented by ΔH and ΔS respectively for this process: Δ H = 0 and ΔS ≠ 0 Δ H ≠ 0 and ΔS = 0 Δ H = 0 and ΔS = 0 Δ H ≠ 0 and ΔS ≠ 0 Δ H = 0 and ΔS ≠ 0 Δ H ≠ 0 and ΔS = 0 Δ H = 0 and ΔS = 0 Δ H ≠ 0 and ΔS ≠ 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Less pronounced Data insufficient, can't be predicted Equal More pronounced Less pronounced Data insufficient, can't be predicted Equal More pronounced ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Only enthalpy change (ΔH) is negative Enthalpy change is zero Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative Only enthalpy change (ΔH) is negative Enthalpy change is zero Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in ideal refrigeration cycle is Negative Infinity Zero Positive Negative Infinity Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following identities can be most easily used to verify steam table data for superheated steam. (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P (∂P/∂T)V = (∂S/∂V)T (∂V/∂T)P = -(∂S/∂P)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P (∂P/∂T)V = (∂S/∂V)T (∂V/∂T)P = -(∂S/∂P)T ANSWER DOWNLOAD EXAMIANS APP
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