MCQ Questions Mechanical Engineering Steam Boilers, Engines, Nozzles and Turbines

Take a look at these MCQ Questions Steam Boilers, Engines, Nozzles and Turbines 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 Steam Boilers, Engines, Nozzles and Turbines.

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 Steam Boilers, Engines, Nozzles and Turbines - Set - 5

Question 1:

Cochran boiler is a
(a) horizontal fire-tube boiler
(b) horizontal water-tube boiler
(c) vertical water-tube boiler
(d) vertical fire tube boiler

Check Answer

Correct Answer – (A)

Question 2 :

An ideal regenerative cycle is
(a) equal to carnot cycle
(b) less than carnot cycle
(c) more than carnot cycle
(d) could be anything

Check Answer

Correct Answer – (B)

Question 3 :

Orsat meter is used for
(a) gravimetric analysis of the flue gases
(b) volumetric analysis of the flue gases
(c) mass flow of the flue gases
(d) measuring smoke density of flue gases

Check Answer

Correct Answer – (B)

Question 4 :

During polytropic process
(a) heat transfer takes place across cylinder walls
(b) work is done
(c) steam may be wet, dry or superheated after expansion
(d) all of the above

Check Answer

Correct Answer – (D)

Question 5 :

The evaporation of 15.653 kg of water per hour from and at 100°C is called
(a) evaporative capacity
(b) factor of evaporation
(c) equivalent evaporation
(d) one boiler h.p.

Check Answer

Correct Answer – (D)

MCQ Questions Mechanical Engineering Steam Boilers, Engines, Nozzles and Turbines

Question 6:

Efficiency of rankine cycle can be increased by
(a) decreasing initial steam pressure and temperature
(b) increasing exhaust pressure
(c) decreasing exhaust pressure
(d) increasing the expansion ratio

Check Answer

Correct Answer – (A)

Question 7:

Alkaline pyrogallate is used in Orsat’s apparatus for absorption of
(a) CO₂
(b) CO
(c) O₂
(d) N₂

Check Answer

Correct Answer – (C)

Question 8:

Hygrometery deals with the
(a) Hygroscopic substances
(b) water vapour in air
(c) temperature of air
(d) pressure of air

Check Answer

Correct Answer – (B)

Question 9:

The increase in pressure
(a) lowers the boiling point of a liquid
(b) raises the boiling point of a liquid
(c) .does not affect the boiling point of a liquid
(d) reduces its volume

Check Answer

Correct Answer – (B)

Question 10:

Equivalent evaporation of water is the evaporation “for a feed water supply at 100°C
(a) and its corresponding conversion into dry saturated steam at 100°C and 1.033 kg/cm2
(b) and its corresponding conversion into dry steam at desired boiler pressure
(c) conversion into steam at atmospheric condition
(d) conversion into steam at the same pres-sure at which feed water is supplied

Check Answer

Correct Answer – (A)

MCQ Questions Mechanical Engineering Steam Boilers, Engines, Nozzles and Turbines

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