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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Isobaric process means a constant process.

Pressure
Volume
Temperature
Entropy

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

Less
Same
Data insufficient to predict
More

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Chemical Engineering Thermodynamics
First law of thermodynamics deals with the

Reversible processes only
None of these
Irreversible processes only
Direction of energy transfer

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Chemical Engineering Thermodynamics
Throttling process is a/an __________ process.

Reversible and constant enthalpy
Reversible and isothermal
Irreversible and constant enthalpy
Reversible and constant entropy

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Chemical Engineering Thermodynamics
The following heat engine produces power of 100000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is

320, 000 kW
200, 000 kW
160, 000 kW
100, 000 kW

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Chemical Engineering Thermodynamics
The reaction A (l) R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The number of degrees of freedom are

2
1
3

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