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Engineering Thermodynamics

Engineering Thermodynamics
Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to

J
Vr
J²
T

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Engineering Thermodynamics
When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel.

Carbonization
Atomization
None of these
Combustion

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Engineering Thermodynamics
During throttling process

Heat exchange does not take place
There is no change of internal energy of steam
All of these
No work is done by expanding steam

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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

25 bar
23.97 bar
34.81 bar
26.03 bar

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Engineering Thermodynamics
1 kgf/cm² is equal to

Zero mm Hg
1 mm Hg
735.6 mm Hg
760 mm Hg

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Engineering Thermodynamics
The value of n = 1 in the polytropic process indicates it to be

Adiabatic process
Irreversible process
Reversible process
Isothermal process

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MORE MCQ ON Engineering Thermodynamics

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