Mechanical Engineering - Thermodynamics

36.
The heat energy stored in the gas and used for raising the temperature of the gas is known as
external energy
internal energy
kinetic energy
molecular energy
Answer: Option
Explanation:
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37.
A cycle consisting of two constant pressure and two isentropic processes is known as
Carnot cycle
Stirling cycle
Otto cycle
none of these
Answer: Option
Explanation:
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38.
When the gas is heated at constant pressure, the heat supplied
increases the internal energy of the gas
increases the temperature of the gas
does some external work during expansion
Both (B) and (C)
Answer: Option
Explanation:
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39.
The __________ states that change of internal energy of a perfect gas is directly proportional to the change of temperature.
Boyle's law
Charle's law
Gay-Lussac law
Joule's law
Answer: Option
Explanation:
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40.
A closed cycle gas turbine works on Joule's cycle.
True
False
Answer: Option
Explanation:
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