Chemical Engineering Thermodynamics A gas can be liquified by pressure alone only, when its temperature is __________ its critical temperature. Less than or equal to Less than Equal to or higher than More than Less than or equal to Less than Equal to or higher than More than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Minimum number of phases that exists in a system is 1. Number of chemical species in a colloidal system is 1 4 2 3 1 4 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible __________ process. Isometric Isobaric Isentropic Isothermal Isometric Isobaric Isentropic Isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy at constant pressure and temperature under equilibrium conditions is Minimum ∞ Maximum Minimum ∞ Maximum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? It should be non-explosive Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils None of these It should be non-explosive Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? DQ = CpdT + Vdp DQ = CvdT + PdV Tds = dE - PdV DE = Tds - PdV DQ = CpdT + Vdp DQ = CvdT + PdV Tds = dE - PdV DE = Tds - PdV ANSWER DOWNLOAD EXAMIANS APP
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