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Engineering Thermodynamics

Engineering Thermodynamics
The statement that molecular weights of all gases occupy the same volume is known as

Gas law
Dalton's law
Avogadro's hypothesis
Law of thermodynamics

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Engineering Thermodynamics
The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will

Increase/decrease depending on application
Increase
Decrease
Remain unchanged

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Engineering Thermodynamics
The absolute zero temperature is taken as

237°C
-237°C
273°C
-273°C

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Engineering Thermodynamics
According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.

None of these
Remains constant
Increases
Decreases

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

Carnot cycle
Otto cycle
None of the listed here
Stirling cycle

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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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