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Engineering Thermodynamics

Engineering Thermodynamics
The specific heat of air increases with increase in

Temperature
Variation of its constituents
Both pressure and temperature
Pressure

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Engineering Thermodynamics
The efficiency of Stirling cycle is __________ Carnot cycle.

None of these
Less than
Greater than
Equal to

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Engineering Thermodynamics
A tri-atomic molecule consists of __________ atoms.

Two
One
Four
Three

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Engineering Thermodynamics
Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant)

cp - cv = R
Both (B) and (C)
cv/ cp =R
cv = R/ γ-1

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Engineering Thermodynamics
To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is

Multiplied by its specific weight
Multiplied by its molecular weight
Multiplied by its density
Divided by its molecular weight

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Engineering Thermodynamics
Which of the following laws is applicable for the behaviour of a perfect gas?

Boyle's law
All of these
Gay Lussac’s law
Charles ‘law

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MORE MCQ ON Engineering Thermodynamics

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