Chemical Engineering Thermodynamics In a P-V diagram (for an ideal gas), an isothermal curve will coincide withan adiabatic curve (through a point), when Cp > Cv Cp ≥ Cv Cp = Cv Cp < Cv Cp > Cv Cp ≥ Cv Cp = Cv Cp < Cv ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The main feature of Carnot refrigeration cycle is that, it Does not need the addition of external work for its functioning None of these Transfers heat from high temperature to low temperature Accomplishes the reverse effect of the heat engine Does not need the addition of external work for its functioning None of these Transfers heat from high temperature to low temperature Accomplishes the reverse effect of the heat engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in temperature, the atomic heat capacities of all solid elements Decreases linearly Remains unchanged Increases Decreases Decreases linearly Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents a reversible __________ process. Isentropic Isometric Isobaric Polytropic Isentropic Isometric Isobaric Polytropic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigeration cycle Both A and B Neither A nor B Violates second law of thermodynamics Involves transfer of heat from low temperature to high temperature Both A and B Neither A nor B Violates second law of thermodynamics Involves transfer of heat from low temperature to high temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an isothermal reversible compression of an ideal gas DQ = dE ΔE = ΔH = 0 Only ΔE = 0 Only ΔH =0 DQ = dE ΔE = ΔH = 0 Only ΔE = 0 Only ΔH =0 ANSWER DOWNLOAD EXAMIANS APP
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