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Engineering Thermodynamics

Engineering Thermodynamics
In an isothermal process, the internal energy

Increases
Decreases
First increases and then decreases
Remain constant

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Engineering Thermodynamics
In a reversible adiabatic process, the ratio of T1/T2 is equal to

(p1/p2)γ - 1/ γ
(v2/v1)γ - 1/ γ
(v1/v2)γ - 1/ γ
(p2/p1)γ - 1/ γ

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Engineering Thermodynamics
If in the equation pvn = C, the value of n = ∝, then the process is called

Adiabatic process
Constant pressure process
Constant volume process
Isothermal process

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Engineering Thermodynamics
The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by

Kelvin
Clausis
Gay-Lussac
Joule

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Engineering Thermodynamics
One barometric pressure or 1 atmospheric pressure is equal to

1.0197 kgf/cm²
1.033 kgf/cm²
1 kgf/cm²
0 kgf/cm²

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Engineering Thermodynamics
The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas.

Three-forth
One-third
One-half
Two-third

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MORE MCQ ON Engineering Thermodynamics

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