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Chemical Engineering - Chemical Engineering Thermodynamics

Exercise : Chemical Engineering Thermodynamics - Section 8
36.
4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is
4 J
∞
0
8 J
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are
always greater than one.
same at the same reduced temperature.
same at the same reduced pressure.
both(b) & (c).
Answer: Option
Explanation:
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38.
Which of the following is not correct for a reversible adiabatic process ?
TVγ-1 = constant
p1-γ.TY = constant
PVγ = constant
none of these
Answer: Option
Explanation:
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39.
The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1 - T2)/T1. The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T1 and T2 is given by
T1/(T1-T2)
T2/(T1-T2)
T1/T2
T2/R1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Throttling (Joule-Thomson effect) process is a constant __________ process.
enthalpy
entropy
pressure
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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