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Engineering Thermodynamics

Engineering Thermodynamics
The same volume of all gases would represent their

Specific weights
Gas characteristic constants
Molecular weights
Densities

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Engineering Thermodynamics
The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as

Enthalpy
Entropy
Internal energy
External energy

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Engineering Thermodynamics
The compression ratio for Diesel engines is

5 to 8
3 to 6
20 to 30
15 to 20

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Engineering Thermodynamics
Total heat of a substance is also known as

Internal energy
Enthalpy
Entropy
Thermal capacity

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Engineering Thermodynamics
One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to

1000 K
1200 K
1400 K
800 K

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Engineering Thermodynamics
The atomic mass of oxygen is

18
16
121
14

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MORE MCQ ON Engineering Thermodynamics

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