MCQ Questions Electrical Engineering Magnetism and Electromagnetism

MCQ Questions Electrical Magnetism and Electromagnetism

MCQ Questions Electrical Magnetism and Electromagnetism

Take a look at these MCQ Questions Electrical Magnetism and Electromagnetism 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 Magnetism and Electromagnetism
 

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

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 Magnetism and Electromagnetism

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 Magnetism and Electromagnetism are given below.

MCQ Questions Electrical Magnetism and Electromagnetism - Set - 5

Question 1: 

The Biot-savart’s law is a general modification of
(a) Kirchhoffs law
(b) Lenz’s law
(c) Ampere’s law
(d) Faraday’s laws

Correct Answer – (C)

Question 2 : 

The unit of flux is the same as that of
(a) reluctance
(b) resistance
(c) permeance
(d) pole strength

Correct Answer – (D)

Question 3 : 

What is the magnitude and the direction of force per 1.1m length of a pair of conductors of a direct current linecarrying 10 amperes and spaced 100 mm apart ?
(a) 22 x 10″8 N
(b) 22 x 10″7 N
(c) 22 x 10-6 N
(d) 22 x 10″5 N

Correct Answer – (D)

Question 4 : 

A 200 turn coil having an axial length of 30 mm and a radius of 10 mm is pivoted in a magnetic field having a flux density of 0.8 T. If the coil carries a current of 0.5 A, the torque acting on the coil will be
(a) 8 N-m
(b) 0.48 N-m
(e) 0.048 N-m
(d) 0.0048 N-m

Correct Answer – (C)

[Hint. Torque = 2BIlNr N-m]

Question 5 : 

Two long parallel conductors carry 100 A. If the conductors are separated by 20 mm, the force per meter of length of each conductor will be
(a) 100 N
(b) 10 N
(c) 1 N
(d) 0.1 N

Correct Answer – (D)

MCQ Questions Electrical Magnetism and Electromagnetism

Question 6: 

Unit for quantity of electricity is
(a) ampere-hour
(b) watt
(c) joule
(d) coulomb

Correct Answer – (D)

Question 7: 

A square cross-sectional magnet has a pole strength of 1 x 10 Wb and cross sectional area of 20 mm x 20 mm. What is the strength at a distance of 100 mm from the unit pole in air ?
(a) 63.38 N/Wb
(b) 633.8 N/Wb
(c) 6338 N/Wb
(d) 63380 N/Wb

Correct Answer – (C)

Question 8: 

The electromagnet has 50 turns and a current of 1A flows through the coil. If the length of the magnet circuit is 200 mm, what is the magnetic field strength ?
(a) 2500 AT/m
(b) 250 AT/m
(c) 25 AT/m
(d) 2.5 AT/m

Correct Answer – (B)

Question 9: 

A 300 mm long conductor is carrying a current of 10 A and is situated at right angles to a magnetic field having a flux density of 0.8 T ; the force on the conductor will be
(a) 240 N
(6) 24 N
(c) 2.4 N
(d) 0.24 N

Correct Answer – (C)

Question 10: 

Susceptibility is positive for
(a) non-magnetic substances
(b) diamagnetic substances
(c) ferromagnetic substances
(d) none of the above

Correct Answer – (C)

MCQ Questions Electrical Magnetism and Electromagnetism

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