Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change During cooling of an ideal gas During heating of an ideal gas With pressure changes at constant temperature Under reversible isothermal volume change During cooling of an ideal gas During heating of an ideal gas With pressure changes at constant temperature Under reversible isothermal volume change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Internal energy of an ideal gas Decreases with increase in temperature None of these Increases with increase in pressure Is independent of temperature Decreases with increase in temperature None of these Increases with increase in pressure Is independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases. Increases Decreases linearly Remains same Decreases Increases Decreases linearly Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a real gas, the chemical potential is given by RT dlnP None of these R dlnf RT dlnf RT dlnP None of these R dlnf RT dlnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a gas is subjected to adiabatic expansion, it gets cooled due to Decrease in velocity Decrease in kinetic energy Decrease in temperature Energy spent in doing work Decrease in velocity Decrease in kinetic energy Decrease in temperature Energy spent in doing work ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Harmonic Arithmetic Geometric Logarithmic Harmonic Arithmetic Geometric Logarithmic ANSWER DOWNLOAD EXAMIANS APP
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