MCQ Questions Mechanical Engineering Thermodynamics

Take a look at these MCQ Questions Thermodynamics for engineering interview questions and our tips on how to answer them. If you’re applying for an engineering internship, graduate scheme or entry-level job, you’ll face at least one interview as part of an engineering employer’s recruitment process. You may be interviewed by one or more members of the HR team, senior members of the engineering team you’d be joining or a mixture of both. In this section we will study MCQ Questions Mechanical Engineering Thermodynamics.

As well as questions about your reasons for applying to the role and the employer in question, engineering recruiters will be assessing your potential in the areas that is crucial to any engineering role: technical expertise. Engineers may be asked to perform feats of fantastic technical prowess, but it will be as as part of a Justice League rather than as a solo engineering super hero.

The interviewer is almost as nervous as the candidate in most interviews. You might wonder if you look confident enough, if you will hire the right person, or if you are asking the right engineering interview questions. The last question is arguably the most crucial part to worry about when you’re interviewing candidates.

MCQ Questions Mechanical Engineering Thermodynamics - Set - 1

Question 1:

General gas equation is
(a) PV=nRT
(b) PV=mRT
(d) PV = C
(c) PV=KiRT

Check Answer

Correct Answer – (B)

Question 2 :

According to Gay-Lussac law for a perfect gas, the absolute pressure of given mass varies directly as
(a) temperature
(b) absolute
(c) absolute temperature, if volume is kept constant
(d) volume, if temperature is kept constant

Check Answer

Correct Answer – (C)

Question 3 :

The unit of length in S.I. units is
(a) meter
(b) centimeter
(c) kilometer
(d) millimeter

Check Answer

Correct Answer – (A)

Question 4 :

The unit of mass in S.I. units is
(a) kilogram
(b) gram
(c) tonne
(d) quintal

Check Answer

Correct Answer – (A)

Question 5 :

Which of the following laws is applicable for the behavior of a perfect gas
(a) Boyle’s law
(b) Charles’law
(c) Gay-Lussac law
(d) all of the above

Check Answer

Correct Answer – (D)

MCQ Questions Mechanical Engineering Thermodynamics

Question 6:

An ideal gas as compared to a real gas at very high pressure occupies
(a) more volume
(b) less volume
(c) same volume
(d) unpredictable behaviour

Check Answer

Correct Answer – (A)

Question 7:

The unit of energy in S.I. units is
(a) watt
(b) joule
(c) joule/s
(d) joule/m

Check Answer

Correct Answer – (B)

Question 8:

The unit of time in S.I. units is
(a) second
(b) minute
(c) hour
(d) day

Check Answer

Correct Answer – (A)

Question 9:

The unit of temperature in S.I. units is
(a) Centigrade
(b) Celsius
(c) Fahrenheit
(d) Kelvin

Check Answer

Correct Answer – (D)

Question 10:

Which of the following variables controls the physical properties of a perfect gas
(a) pressure
(b) temperature
(c) volume
(d) all of the above

Check Answer

Correct Answer – (D)

MCQ Questions Mechanical Engineering Thermodynamics

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