MCQ Questions Electrical Engineering Rectifiers and Convertors

Electrical Engineering Rectifiers and Convertors-3

MCQ Questions Electrical Engineering Rectifiers And Convertors

Take a look at these MCQ Questions Electrical Engineering Rectifiers And Convertors 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 Rectifiers And Convertors
 

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 Rectifiers And Convertors

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 Rectifiers And Convertors are given below.

MCQ Questions Electrical Engineering Rectifiers And Convertors - Set - 3

Question 1: 

In a mercury pool rectifier, the voltage drop across its electrodes
(a) is directly proportional to load
(b) is inversely proportional to load
(c) varies exponentially with the load current
(d) is almost independent of load current

Correct Answer – (D)

Question 2 : 

To produce cathode spot in a mercury arc rectifier
(a) anode is heated
(b) tube is evacuated
(c) an auxiliary electrode is used
(d) low mercury vapour pressures are used

Correct Answer – (C)

Question 3 : 

If cathode and anode connections in a mercury arc rectifier are inter changed
(a) the rectifier will not operate
(b) internal losses will be reduced
(c) both ion and electron streams will move in the same direction
(d) the rectifier will operate at reduced efficiency

Correct Answer – (A)

Question 4 : 

The voltage drop at anode, in a mercury arc rectifier is due to
(a) self restoring property of mercury
(b) high ionization potential
(c) energy spent in overcoming the electrostatic field
(d) high temperature inside the rectifier

Correct Answer – (C)

Question 5 : 

The voltage drop between the anode and cathode, of a mercury arc rectifier comprises of the following
(a) anode drop and cathode drop
(b) anode drop and arc drop
(c) cathode drop and arc drop
(d) anode drop, cathode drop and arc drop

Correct Answer – (D)

MCQ Questions Electrical Engineering Rectifiers And Convertors

Question 6: 

The advantage of mercury arc rectifier is that
(a) it is light in weight and occupies small floor space
(b) it has high efficiency
(c) it has high overload capacity
(d) it is comparatively noiseless
(e) all of the above

Correct Answer – (E)

Question 7: 

The cathdde voltage drop, in a mercury arc rectifier, is due to
(a) expenditure of energy in ionization
(b) surface resistance
(c) expenditure of energy in overcoming the electrostatic field
(d) expenditure of energy in liberating electrons from the mercury

Correct Answer – (D)

Question 8: 

The internal efficiency of a mercury arc rectifier depends on
(a) voltage only
(b) current only
(c) voltage and current
(d) r.m.s. value of current
(e) none of the above

Correct Answer – (A)

Question 9: 

Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of
(a) 100 A at 100 V
(b) 200 A at 200 V
(c) 300 A at 300 V
(d) 500 A at 500 V

Correct Answer – (D)

Question 10: 

2The potential drop in the arc, in a mercury arc rectifier, varies
(a) 0.05 V to 0.2 V per cm length of the arc
(b) 0.5 V to 1.5 V per cm length of the arc
(c) 2 V to 3.5 V per cm length of the arc
(d) none of the above

Correct Answer – (D)

MCQ Questions Electrical Engineering Rectifiers And Convertors

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