Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Both B and C Cooling Heating Simultaneous pressure & temperature change Both B and C Cooling Heating Simultaneous pressure & temperature change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics All gases above its inversion temperature, in a throttling process will show Either A or C A cooling effect No change in temperature A heating effect Either A or C A cooling effect No change in temperature A heating effect ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease in enthalpy corresponding to evolution of heat Decrease of entropy Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease in enthalpy corresponding to evolution of heat Decrease of entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For any system, what is the minimum number of degrees of freedom? 1 3 0 2 1 3 0 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Claude gas liquefaction process employs cooling By expansion in an engine None of these At constant pressure By throttling By expansion in an engine None of these At constant pressure By throttling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a close thermodynamic system, there is __________ across the boundaries. No mass transfer but heat transfer None of these Mass and energy transfer No heat and mass transfer No mass transfer but heat transfer None of these Mass and energy transfer No heat and mass transfer ANSWER DOWNLOAD EXAMIANS APP
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