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Engineering Thermodynamics

Engineering Thermodynamics
The heating of a gas at constant pressure is governed by

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

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Engineering Thermodynamics
Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant

Temperature
Pressure
Volume
Internal energy

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Engineering Thermodynamics
The atomic mass of oxygen is

18
16
14
121

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Engineering Thermodynamics
One kg of hydrogen requires 8 kg of oxygen and produces

1 kg of water
9 kg of water
8 kg of water
7 kg of water

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Engineering Thermodynamics
The main cause for the irreversibility is

All of these
Unrestricted expansion
Mechanical and fluid friction
Heat transfer with a finite temperature difference

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Engineering Thermodynamics
The mass of excess air supplied is equal to

(100/23) × Mass of excess oxygen
(23/100) × Mass of excess oxygen
(23/100) × Mass of excess carbon
(100/23) × Mass of excess carbon

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MORE MCQ ON Engineering Thermodynamics

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