Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Heating Simultaneous pressure & temperature change Both B and C Cooling Heating Simultaneous pressure & temperature change Both B and C Cooling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following will increase the volume of a real gas by four times ? Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure Reducing the temperature to half and doubling the pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure Reducing the temperature to half and doubling the pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas performs the maximum work, when it expands Isobarically Adiabatically Isothermally Non-uniformly Isobarically Adiabatically Isothermally Non-uniformly ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation, Cp - Cv = R, is true for __________ gas. Any real Only ideal Both B and C No Any real Only ideal Both B and C No ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor. Closed Isolated Open None of these Closed Isolated Open None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If two pure liquid constituents are mixed in any proportion to give an ideal solution, there is no change in Volume Both A & B Neither A nor B Enthalpy Volume Both A & B Neither A nor B Enthalpy ANSWER DOWNLOAD EXAMIANS APP
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