Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?

HPCL,

1375

What is Plank's Law?

Godrej,

1160

What will be the voltage regulation of a full load and 0.80 power factor lagging load transformer when a two winding single phase transformer has a voltage regulation of 4.5% at full load and unity power factor?

HPCL,

1223

Classify drilling machines.

Ashok Leyland,

1162

Which type of control system is expensive â€” closed loop or open loop?

GE,

1 4222

When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

HPCL,

1274

How is the gain affected by the introduction of feedback in a control system.

GE,

1165

Initially, when the input is not equal to the output â€” what type of response is this?

GE,

1064

What does a Bode plot tell you?

GE,

1298

What type of DC motor would you see for a lift?

Ericsson,

1094

Classify milling machines.

Ashok Leyland,

1139

Give some differences between open loop and closed loop control systems.

GE,

1169

What type of a DC motor would you use for a lift?

GE,

1077

Explain the working of any one cutting machine

Mahatma Gandhi University,

1109

Do closed loop systems require manual input?

GE,

1164

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Un-Answered Questions { Electrical Engineering }

what is submersible pump?what is different between motor and sub motor?

2062

is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

2133

What are the raitings of Mcb,mccb and Acb in detail ??

1615

How to know th details about an electrical Drawing ? Please mention the easy method.

2448

Who are the manufacturer for Nitrogen based Fire Protectio/explosion prevention for Oil Filled Transformers? India and international both?

1923

we are having 15kw and 3kw motor both can run in same time , instead of using copper we are using ug aluminium cable , 35 sq.mm is suitable for its current carrying capacity..?

1735

What is the difference between rulling span and wind span of of an Over Head Transmission Line?

2325

What is the approximate value of stacking factor?

1161

How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?

1082

State superposition theorem?

1146

What is the difference between diode and a transistor in terms of the direction of current flow?

2216

difference between crane drive and line drive.

1908

What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

1879

How many types of interlocking use in screw type air compressor,make-Kaser(BSD MODEL)?

2110

difference between the applicability of nortons and thevenin theorem

2090

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