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Engineering Thermodynamics

Engineering Thermodynamics
A cycle consisting of two constant pressure and two isentropic processes is known as

Stirling cycle
Otto cycle
Carnot cycle
None of the listed here

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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

23.97 bar
25 bar
34.81 bar
26.03 bar

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Engineering Thermodynamics
The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as

None of the listed here
Law of conservation of energy
Law of equipartition of energy
Law of degradation of energy

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Engineering Thermodynamics
If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as

Adiabatic expansion
Free expansion
Hyperbolic expansion
Throttling

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Engineering Thermodynamics
In a steady flow process, the ratio of

Work transfer is constant
Mass flow at inlet and outlet is same
Heat transfer is constant
All of these

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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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