Chemical Engineering Thermodynamics What happens in a reversible adiabatic expansion process? Cooling takes place Pressure is constant Heating takes place Temperature is constant Cooling takes place Pressure is constant Heating takes place Temperature is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The work done in an adiabatic change in a particular gas depends upon changes in the __________ only. Specific heat Volume Temperature Pressure Specific heat Volume Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal gas law is applicable at High T, low P Low T, low P High T, high P Low T, high P High T, low P Low T, low P High T, high P Low T, high P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Second law of thermodynamics is concerned with the Direction of energy transfer Non-cyclic processes only Amount of energy transferred Irreversible processes only Direction of energy transfer Non-cyclic processes only Amount of energy transferred Irreversible processes only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in Decreased COP Increased or decreased COP ; depending upon the type of refrigerant Same COP Increased COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant Same COP Increased COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is Virial equation of state? None of these PV = nRT (p + a/V²)(V - b) = nRT PV = A + B/V + C/V² + D/V³ + … None of these PV = nRT (p + a/V²)(V - b) = nRT PV = A + B/V + C/V² + D/V³ + … ANSWER DOWNLOAD EXAMIANS APP