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Engineering Thermodynamics MCQ Questions & Answers | Mechanical Engineering

Learn Engineering Thermodynamics MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Engineering Thermodynamics MCQ question is the important chapter for a Mechanical Engineering and GATE students. Page-4 section-1

Each section contains 100 MCQs on Engineering Thermodynamics .
31
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
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Answer & Solution
Answer: Option C
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32
Total heat of a substance is also known as
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Answer: Option D
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33
Otto cycle is also known as
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Answer: Option B
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34
The entropy of water at 0°C is assumed to be
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Answer: Option A
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35
According to kinetic theory of gases, the absolute zero temperature is attained when
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Answer: Option C
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36
Energy can neither be created nor destroyed but can be converted from one form to other is inferred from
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Answer: Option B
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37
The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called
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Answer: Option C
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38
In an isothermal process, the internal energy of gas molecules
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Answer: Option C
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39
The absolute zero pressure will be
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Answer: Option A
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40
According to which law, all perfect gases change in volume by $${\frac{1}{{273}}^{{\text{th}}}}$$ of their original volume at 0°C for every 1°C change in temperature when pressure remains constant
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Answer: Option D
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