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Updated by 62144596 on May 30, 2014
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Top 56 Interview Questions InBTech& BE Electrical Engineering

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Here are the top 56 Interview Questions in Electrical Engineering, especially if you are a fresher. Make sure you prepare for these questions before going for your interview. Also, please do add your own questions below if you think we have missed out any from this list. We would happy to receive your inputs!

1

Tell us a recent advancement in electrical engineering that has impressed you.

Tell us a recent advancement in electrical engineering that has impressed you.
2

What is the unit of impedance? What is its formula?

What is the unit of impedance? What is its formula?
3

An ammeter is an instrument to measure which electrical property?

An ammeter is an instrument to measure which electrical property?
4

Wiper is the sliding contact in which electrical instrument?

Wiper is the sliding contact in which electrical instrument?
5

Why is the frequency in electrical instruments set at 50 Hz only?

Why is the frequency in electrical instruments set at 50 Hz only?
6

When in a 3 wire Y-connected generator, the phase voltages are 2 kv, what is the magnitude of the line voltage?

When in a 3 wire Y-connected generator, the phase voltages are 2 kv, what is the magnitude of the line voltage?
7

What is the formula for mutual inductance?

What is the formula for mutual inductance?
8

What is the consequence if the capacitor in an integrator becomes leaky?

What is the consequence if the capacitor in an integrator becomes leaky?
9

An RC differentiator acts as what type of filter?

An RC differentiator acts as what type of filter?
10

What are the advantages of star-delta starter with induction motor?

What are the advantages of star-delta starter with induction motor?
11

If the value of C in a series RLC circuit is decreased, what is the effect on the resonant frequency?

If the value of C in a series RLC circuit is decreased, what is the effect on the resonant frequency?
12

What is Thevenin equivalent voltage?

What is Thevenin equivalent voltage?
13

What is power factor correction? What is its significance in industrial settings?

What is power factor correction? What is its significance in industrial settings?
14

Why do we use a circuit breaker?

Why do we use a circuit breaker?
15

What is reflective resistance? How is it calculated?

What is reflective resistance? How is it calculated?
16

Why do capacitors allow AC current and block DC current?

Why do capacitors allow AC current and block DC current?
17

In what units do we measure the rating of a resistor? What is its formula?

In what units do we measure the rating of a resistor? What is its formula?
18

What is the significance of a constant load power?

What is the significance of a constant load power?
19

If a three-phase load is balanced, what does it mean for each phase?

If a three-phase load is balanced, what does it mean for each phase?
20

What happens to the induced voltage when a loop in a basic dc generator suddenly begins rotating at a faster speed?

What happens to the induced voltage when a loop in a basic dc generator suddenly begins rotating at a faster speed?
21

What will be the secondary voltage when an 8 V battery is connected across the primary of a transformer with a turns ...

What will be the secondary voltage when an 8 V battery is connected across the primary of a transformer with a turns ...
22

What is meant by regenerative breaking?

What is meant by regenerative breaking?
23

What is the minimum resistance value for a blue, gray, red, silver resistor?

What is the minimum resistance value for a blue, gray, red, silver resistor?
24

What happens to the input voltage in a RL integrator at the instant of the rising pulse edge?

What happens to the input voltage in a RL integrator at the instant of the rising pulse edge?
25

What is the average value of the output in a RC differentiator responding to repetitive impulses?

What is the average value of the output in a RC differentiator responding to repetitive impulses?