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Engineering Thermodynamics

Engineering Thermodynamics
One kg of carbon produces ___ kg of carbon dioxide.

11/3
3/7
4/11
11/7

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Engineering Thermodynamics
The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats)

1 + rγ - 1
1 - rγ - 1
1 + (1/ rγ - 1)
1 - (1/ rγ - 1)

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Engineering Thermodynamics
The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as

Law of degradation of energy
Law of equipartition of energy
None of the listed here
Law of conservation of energy

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Engineering Thermodynamics
The same volume of all gases would represent their

Molecular weights
Specific weights
Densities
Gas characteristic constants

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Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

80°C
20°C
0°C
40°C

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Engineering Thermodynamics
Calorie is a measure of

Entropy
Quantity of heat
Thermal capacity
Specific heat

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