Chemical Engineering Thermodynamics An ideal liquid refrigerant should Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Have low specific heat Both A and B Not have unduly high vapour pressure at the condenser temperature Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Have low specific heat Both A and B Not have unduly high vapour pressure at the condenser temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Specific __________ does not change during phase change at constant temperature and pressure. Gibbs energy Enthalpy Entropy Internal energy Gibbs energy Enthalpy Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. Decrease Increase No change None of these Decrease Increase No change None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat is added at constant pressure in an ideal __________ cycle. Both B and C Brayton Stirling Rankine Both B and C Brayton Stirling Rankine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Isentropic process means a constant __________ process. None of these Enthalpy Entropy Pressure None of these Enthalpy Entropy Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At the critical point of a substance There is no distinction between liquid and vapour phases Liquid and vapour have the same density The surface tension vanishes All of these There is no distinction between liquid and vapour phases Liquid and vapour have the same density The surface tension vanishes All of these ANSWER DOWNLOAD EXAMIANS APP
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