Chemical Engineering Thermodynamics After throttling, gas temperature Decreases Increases May increase or decrease ; depends on the nature of the gas Remains same Decreases Increases May increase or decrease ; depends on the nature of the gas Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Simultaneous pressure & temperature change Both B and C Heating Cooling Simultaneous pressure & temperature change Both B and C Heating ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Charles' law for gases states that V/T = Constant V ∝ 1/T PV/T = Constant V ∝ 1/P V/T = Constant V ∝ 1/T PV/T = Constant V ∝ 1/P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The free energy change for a chemical reaction is given by (where, K = equilibrium constant) T lnK -R lnK RT lnK -RT lnK T lnK -R lnK RT lnK -RT lnK ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Isobaric process means a constant process. Temperature Entropy Volume Pressure Temperature Entropy Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = 1 N = y = 1.4 N = 1.66 N = 0 N = 1 N = y = 1.4 N = 1.66 N = 0 ANSWER DOWNLOAD EXAMIANS APP
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