MCQ Questions Mechanical Engineering I.C. Engines

Take a look at these MCQ Questions I.C. Enginess 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 I.C. Engines.

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 I.C. Engines - Set - 5

Question 1:

The magneto in an automobile is basically
(c) transformer
(b) d.c. generator
(c) capacitor
(d) magnetic circuit

Check Answer

Correct Answer – (B)

Question 2 :

Pick up the wrong statement about supercharging
(a) supercharging reduces knocking in diesel engines
(b) there can be limited supercharging in petrol engines because of detonation
(c) supercharging at high altitudes is essential
(d) supercharging results in fuel economy

Check Answer

Correct Answer – (D)

Question 3 :

Which of the following is false statement. Some of the methods used to reduce diesel smoke are as follows
(a) using additives in the fuel
(b) engine derating i.e. reducing the maxi-mum flow of fuel
(c) increasing the compression ratio
(d) adherence to proper fuel specification

Check Answer

Correct Answer – (C)

Question 4 :

In a cycle, the spark lasts roughly for
(a) 1 sec
(b) 0.1 sec
(c) 0.01 sec
(d) 0.001 sec

Check Answer

Correct Answer – (D)

Question 5 :

A diesel engine as compared to petrol engine (both running ar rated load) is
(a) more efficient
(b) less efficient
(c) equally efficient
(d) unperdictable

Check Answer

Correct Answer – (A)

MCQ Questions Mechanical Engineering I.C. Engines

Question 6:

The actual volume of fresh charge admitted in 4-stroke petrol engine is
(a) equal to stroke volume
(b) equal to stroke volume and clearance volume
(c) less than stroke volume
(d) more than stroke volume

Check Answer

Correct Answer – (C)

Question 7:

The fuel air ratio in a petrol engine fitted with suction carburetor, operating with dirty air filter as compared to clean filter will be
(a) higher
(b) lower
(c) remain unaffected
(d) unpredictable

Check Answer

Correct Answer – (A)

Question 8:

Which of the following is false statement :
Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following
(a) piston ring and cylinder wear
(b) formation of hard coating on piston skirts
(c) oil sludge in the engine crank case
(d) detonation

Check Answer

Correct Answer – (D)

Question 9:

The size of inlet valve of.an engine in comparison to exhaust valve is
(a) more
(b) less
(c) same
(d) more/less depending on capacity of engine

Check Answer

Correct Answer – (B)

Question 10:

The specific fuel consumption of a petrol engine compared to diesel engine of same H.P. is
(a) same
(b) more
(c) less
(d) less or more depending on operating conditions

Check Answer

Correct Answer – (B)

MCQ Questions Mechanical Engineering I.C. Engines

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