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Engineering Thermodynamics

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

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

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Engineering Thermodynamics
In an ideal gas turbine plant, it is assumed that the compression and expansion processes are

Isentropic
Isothermal
None of these
Polytropic

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Engineering Thermodynamics
Entropy change depends on

Mass transfer
Change of temperature
Heat transfer
Thermodynamic state

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Engineering Thermodynamics
Which of the following is an irreversible cycle?

Stirling
Ericsson
Carnot
None of these

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Engineering Thermodynamics
According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas.

Both (A) and (B)
Change
Do not change
None of these

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Engineering Thermodynamics
The mass of excess air supplied is equal to

(23/100) × Mass of excess oxygen
(100/23) × Mass of excess carbon
(100/23) × Mass of excess oxygen
(23/100) × Mass of excess carbon

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