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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio will be

More
Same
Data insufficient to predict
Less

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Chemical Engineering Thermodynamics
At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is

3.389
1.9398
4.238
1.572

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Chemical Engineering Thermodynamics
In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible __________ process.

Isobaric
Isothermal
Isometric
Isentropic

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Chemical Engineering Thermodynamics
Which of the following is a thermodynamic property of a system?

Concentration
Mass
Temperature
Entropy

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Chemical Engineering Thermodynamics
Enthalpy 'H' is defined as

None of these
H - E = PV
H = E - PV
H = F - TS

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Chemical Engineering Thermodynamics
Sound waves propagation in air exemplifies an __________ process.

Isometric
Adiabatic
Isothermal
None of these

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