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Engineering Thermodynamics

Engineering Thermodynamics
One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam.

11/4
9/7
11/7
7/4

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Engineering Thermodynamics
A molecule consisting of one atom is known as

Mono-atomic
Tri-atomic
Poly-atomic
Di-atomic

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Engineering Thermodynamics
When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is

Wood charcoal
Briquetted coal
Coke
Bituminous coal

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Engineering Thermodynamics
The state of a substance whose evaporation from its liquid state is complete, is known as

Vapour
Steam
Air
Perfect gas

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Engineering Thermodynamics
The value of gas constant (R) in S. I. units is

2.87 J/kgK
287 J/kgK
28.7 J/kgK
0.287 J/kgK

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Engineering Thermodynamics
Which of the following has the minimum atomic mass?

Sulphur
Oxygen
Nitrogen
Carbon

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MORE MCQ ON Engineering Thermodynamics

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