Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. Reversible Adiabatic Isothermal None of these Reversible Adiabatic Isothermal None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The standard state of a gas (at a given temperature) is the state in which fugacity is equal to Both A & B Unity Neither A nor B Activity Both A & B Unity Neither A nor B Activity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy change at equilibrium is Positive Indeterminate Negative Zero Positive Indeterminate Negative Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? 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 It should be non-explosive Its vapor pressure at the condenser temperature should be very high ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor? 3 2 0 1 3 2 0 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature) √(2KT/m) 3KT/m √(6KT/m) √(3KT/m) √(2KT/m) 3KT/m √(6KT/m) √(3KT/m) ANSWER DOWNLOAD EXAMIANS APP