Chemical Engineering Thermodynamics At the critical point of a substance The surface tension vanishes There is no distinction between liquid and vapour phases All of these Liquid and vapour have the same density The surface tension vanishes There is no distinction between liquid and vapour phases All of these Liquid and vapour have the same density ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is -ve +ve ∞ -ve +ve ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process. Isothermal Adiabatic Polytropic Isentropic Isothermal Adiabatic Polytropic Isentropic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Activity co-efficient is a measure of the None of these Departure of gas phase from idea] gas law Vapour pressure of liquid Departure from ideal solution behaviour None of these Departure of gas phase from idea] gas law Vapour pressure of liquid Departure from ideal solution behaviour ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Boyle's law for gases states that P ∝ V, at constant temperature & mass of the gas P ∝ 1/V, when temperature is constant P/V = constant, for any gas P ∝ 1/V, when temperature & mass of the gas remain constant P ∝ V, at constant temperature & mass of the gas P ∝ 1/V, when temperature is constant P/V = constant, for any gas P ∝ 1/V, when temperature & mass of the gas remain constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor for almost all the gases are approximately same at the same Critical pressure and critical temperature Reduced pressure and reduced temperature Pressure and temperature None of these Critical pressure and critical temperature Reduced pressure and reduced temperature Pressure and temperature None of these ANSWER DOWNLOAD EXAMIANS APP
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