MCQ Questions Electrical Engineering Synchronous Motors

Electrical Engineering Synchronous Motor-2

MCQ Questions Electrical Engineering Synchronous Motors

Take a look at these MCQ Questions Electrical Engineering Synchronous Motors 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 Electrical Engineering Synchronous Motors
 

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 superhero.

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.

The best engineering interview questions to ask candidates should be questions that reveal they have the skills required for the job. If you need a problem solver, ask questions about past experiences. If they need to have a specific skill set, ask them directly about their skills. This chapter consisting Electrical engineering MCQ Questions Electrical Engineering Synchronous Motors 

There are six major branches of engineering which include Electrical, Mechanical, Civil, Management, Geotechnical, and Chemical with many different subcategories under each main branch of engineering such as Structural or Biomedical engineering.

This article will get into the top engineering interview questions to ask candidates, eight types of interview questions, how to choose the questions you ask, and then will list excellent questions you can choose from. Let’s jump right in.

You can practice interviews using the resources available from our partners. MCQ Questions Electrical Engineering Synchronous Motors are given below.

MCQ Questions Electrical Engineering Synchronous Motors - Set - 2

Question 1: 

If load (or torque) angle of a 4-pole synchronous motor is 6° electrical, its value in mechanical degrees is
A. 2
B. 3
C. 4
D. 6

Correct Answer – (B)

Question 2 : 

The minimum armature current of the synchronous motor corresponds to operation at
A. zero power factor leading
B. unity power factor
C. 0.707 power factor lagging
D. 0.707 power factor leading

Correct Answer – (B)

Question 3 : 

An over-excited synchronous motor takes
A. leading current
B. lagging current
C. both A. and B.
D. none of the above

Correct Answer – (A)

Question 4 : 

As the load is applied to a synchronous motor, the motor takes more armature current because
A. the increased load has to take more current
B. the rotor by shifting its phase backward causes motor to take more current
C. the back e.m.f. decreases causing an increase in motor current
D. the rotor strengthens the rotating field casuing more motor current

Correct Answer – (B)

Question 5 : 

Mostly, synchronous motors are of
A. alternator type machines
(6) induction type machines
C. salient pole type machines
D. smooth cylindrical type machines

Correct Answer – (C)

MCQ Questions Electrical Engineering Synchronous Motors

Question 6: 

In a synchronous motor, the magnitude of stator back e.m.f. £& depends on
A. d.c. excitation only
B. speed of the motor
C. load on the motor
D. both the speed and rotor flux

Correct Answer – (A)

Question 7: 

The working of a synchronous motor is similar to
A. gear train arrangement
B. transmission of mechancial power by shaft
C. distribution transformer
D. turbine
E. none of the above

Correct Answer – (B)

Question 8: 

Synchronous motor always runs at
A. the synchronous speed
B. less than synchronous speed
C. more than synchronous speed
D. none of the above

Correct Answer – (A)

Question 9: 

The synchronous motor is not inherently self-starting because
A. the force required to accelerate the rotor to the synchronous speed in an instant is absent
B. the starting device to accelerate the rotor to near synchronous speed is absent
C. a rotating magnetic field does not have enough poles
D. the rotating magnetic field is produced by only 50 Hz frequency currents

Correct Answer – (A)

Question 10: 

A synchronous motor is running on a load with normal excitation. Now if the load on the motor is increased
A. power factor as well as armature current will decrease
B. power factor as well as armature current will increase
C. power factor will increase but armature current will decrease
D. power factor will decrease and armature current will increase

Correct Answer – (D)

MCQ Questions Electrical Engineering Synchronous Motors

MCQ Questions Electrical Engineering Single Phase Induction Motors

Multiple Choice Questions for Competitive Exams