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Chemical Engineering - Chemical Engineering Thermodynamics

Exercise : Chemical Engineering Thermodynamics - Section 5
6.
Which of the following liquid metals has the highest thermal conductivity ?
Molten sodium
Molten lead
Mercury
Molten potassium
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Which of the following has the least thermal efficiency ?
Steam engine
Carnot engine
Diesel engine
Otto engine
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the
process must be isobaric.
temperature must decrease.
process must be adiabatic.
both (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Joule-Thomson Co-efficient at any point on the inversion curve is
∞
+ ve
0
-ve
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Pick out the wrong statement.
The values of are zero for a real gas at its critical point.
Heat transferred is equal to the change in the enthalpy of the system, for a constant pressure, non-flow, mechanically reversible process.
Thermal efficiency of a Carnot engine depends upon the properties of the working fluid besides the source & sink temperatures.
During a reversible adiabatic process, the entropy of a substance remains constant.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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