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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle)

(T1/T2) - 1
1 + (T2/T1)
1 - (T2/T1)
1 - (T1/T2)

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Engineering Thermodynamics
Steam coal is a

Brown coal
Coking bituminous coal
Non-coking bituminous coal
Pulverized coal

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Engineering Thermodynamics
Work done in a free expansion process is

Positive
Zero
Minimum
Maximum

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Engineering Thermodynamics
The statement that molecular weights of all gases occupy the same volume is known as

Gas law
Dalton's law
Law of thermodynamics
Avogadro's hypothesis

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Engineering Thermodynamics
The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is

848 J/kmol °K
29.27 J/kmol °K
83.14 J/kmol °K
735 J/kmol °K

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Engineering Thermodynamics
To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is

Multiplied by its specific weight
Divided by its molecular weight
Multiplied by its molecular weight
Multiplied by its density

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