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Engineering Thermodynamics

Engineering Thermodynamics
The oxygen atom is ________ times heavier than the hydrogen atom.

2
16
8
32

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Engineering Thermodynamics
A molecule consisting of one atom is known as

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

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Engineering Thermodynamics
Carnot cycle efficiency depends upon

Properties of the medium/substance used
Working condition
Temperature range of operation
Condition of engine

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Engineering Thermodynamics
The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is

26.03 bar
34.81 bar
23.97 bar
25 bar

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Engineering Thermodynamics
Superheated vapour behaves

As steam
Exactly as gas
As ordinary vapour
Approximately as a gas

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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
External energy
Internal energy
Entropy

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MORE MCQ ON Engineering Thermodynamics

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