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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of a Carnot engine depends on

Size of engine
Design of engine
Temperatures of source and sink
Working substance

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Engineering Thermodynamics
Characteristic gas constant of a gas is equal to

Cp /Cv
Cp - Cv
Cp + Cv
Cv /Cp

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

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Engineering Thermodynamics
An isothermal process is governed by

Avogadro's law
Charles' law
Boyle's law
Gay-Lussac law

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Engineering Thermodynamics
The atomic mass of oxygen is

121
14
16
18

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Engineering Thermodynamics
One kilowatt is equal to

1 N-m/s
1 × 106 N-m/s
100 N-m
1000 N-m/s

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MORE MCQ ON Engineering Thermodynamics

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