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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-8 section-2

Each section contains 100 MCQs on Engineering Thermodynamics .
71
A sudden fall in the barometer reading is a sign of approaching
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Answer & Solution
Answer: Option C
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72
If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly
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Answer: Option D
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73
A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is
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Answer: Option D
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74
One molecule of oxygen is __________ times heavier than the hydrogen atom.
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Answer: Option D
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75
The oxygen atom is ________ times heavier than the hydrogen atom.
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Answer: Option C
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76
Heat and work are
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Answer: Option C
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77
During throttling process
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Answer: Option D
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78
Universal gas constant is defined as equal to product of the molecular weight of the gas and
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Answer: Option D
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79
The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when
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Answer: Option D
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80
The fuel mostly used in cement industry and in metallurgical processes is
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Answer: Option C
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