Engineering Thermodynamics MCQ Questions & Answers

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Each section contains 100 MCQs on Engineering Thermodynamics .

The ultimate analysis of coal consists of the determination of the percentage of

A) Carbon B) Hydrogen and nitrogen C) Sulphur and ash D) All of these

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which of the following is the lightest and most volatile liquid fuel?

A) Gasoline B) Kerosene C) Fuel oil D) None of these

Discuss

Answer & Solution

Answer: Option A

Solution:

Gasoline is highly volatile due to its low flash point and easily vaporizes when exposed to air.

Which of the following gas is mostly used in town for street and domestic lighting and heating?

A) Mond gas B) Coal gas C) Producer gas D) Coke oven gas

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

According to Avogadro’s law

A) The product of the gas constant and the molecular mass of an ideal gas is constant B) The sum of partial pressure of the mixture of two gases is sum of the two C) Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules D) All of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

According to Avogadro's law

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The efficiency and work ratio of a simple gas turbine cycle are

A) Very low B) Low C) High D) Very high

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure

A) Enthalpy B) Volume C) Mass D) Entropy

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following quantities is not the property of the system?

A) Pressure B) Temperature C) Specific volume D) Heat

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Carnot cycle has maximum efficiency for

A) Reversible engine B) Irreversible engine C) Petrol engine D) Diesel engine

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Compressed air coming out from a punctured football

A) Becomes hotter B) Becomes cooler C) Remains at the same temperature D) May become hotter or cooler depending upon the humidity of the surrounding air

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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Engineering Thermodynamics MCQ Questions & Answers | Mechanical Engineering