MCQ Questions Electrical Engineering Regulated DC Power Supply

Take a look at these MCQ Questions Electrical Engineering Regulated DC Power Supply 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 Regulated DC Power Supply.

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 Electrical Engineering Regulated DC Power Supply - Set - 5

Question 1:

Another name for Zener diode is ………… diode

Breakdown
Voltage
Power
Current

Check Answer

Correct Answer – (A)

Question 2 :

In a 15 V Zener diode , the breakdown mechanism will occur by ………….

Avalanche mechanism
Zener mechanism
Both Zener and avalanche mechanism
None of the above

Check Answer

Correct Answer – (A)

Question 3 :

As the junction temperature increases, the voltage breakdown point for Zener mechanism …………

Is increased
Is decreased
Remains the same
None of the above

Check Answer

Correct Answer – (B)

Question 4 :

Zener diode can be used as …………

d.c. voltage regulator only
a.c. voltage regulator only
both d.c. and a.c. voltage regulator
none of the above

Check Answer

Correct Answer – (C)

Question 5 :

An ideal regulated power supply is one which has voltage regulation of …………

Check Answer

Correct Answer – (A)

MCQ Questions Electrical Engineering Regulated DC Power Supply

Question 6:

As the junction temperature increases, the voltage breakdown point for avalanche mechanism ………….

Remains the same
Decrease
Increases
None of the above

Check Answer

Correct Answer – (C)

Question 7:

The rupture of co-valent bonds will occur when the electric field is ………….

100 V/cm
6 V/cm
1000 V/cm
More than 105 V/cm

Check Answer

Correct Answer – (D)

Question 8:

A Zener diode is used as a …………… voltage regulating device

Shunt
Series
Series-shunt
None of the above

Check Answer

Correct Answer – (A)

Question 9:

A Zener diode utilises ………… characteristic for voltage regulation

Forward
Reverse
Both forward and reverse
None of the above

Check Answer

Correct Answer – (B)

Question 10:

Commercial power supplies have voltage regulation ………….

of 10%
of 15%
of 25%
within 1%

Check Answer

Correct Answer – (D)

MCQ Questions Electrical Engineering Regulated DC Power Supply

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