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 is the functaion of IGBT in UPS system?

1 4138

difference between microprocesser and microcontroler

HAL,

1 3578

What is the difference between Floot charge and Trickle Charge.

Torrent Power,

1 5422

what will happen if the input of a transformer is dc?

Hindalco,

10 11816

when we connect the capacitor banks in series with the circuit?

Cipla,

3 7319

Is it necessary to install Lighting Arrester on both side side (i.e HT and LT) of Transformer in a transmission substation? if yes Why on both side?

1 3938

which connection is safer series or parallel?usually which connection we prefer at home?

5 10178

what is the meaning of neutral displacement ???

2795

what happens if DC earthing and AC earthings are shorted?

1 5785

1. which type of transformer connection is preferred in case of power supply transformers? (A) Star/Star (B) Delta/Delta (C) Star/Delta (D) Zig Zag/Star 2. In a power transformer usuall which winding is closer to the core? (A) Primary winding (B) Secondary winding (C) Low Voltage winding (D) High Voltage winding 3. The power factor of a purely inductive load is (A) Zero (B) Lagging (C) Leading (D) Unity.

CECRI_Central_Electrical_Research_Institute,

9 12941

What is the permissible value of earth resistance!

Torrent Power,

11 38529

wt wil happen if a 120kv line is grounded

4 6421

how desiel generate sart fail of eb?

OPG, Wipro,

2261

What are effect of radio system in DCS Distributed control system ?

Sabic,

1 4563

what is role of mpu in dg

1 6712

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Un-Answered Questions { Electrical Engineering }

what is x'mer ,isolation x'mer & yltra-isolation x'mer?????

2565

What conditions are required for transformer to operate at low frequencies ?

2052

why ct ,cvt should be stored in a vertical position?

2697

HOW TO CALCULATE THE VT SIZING?

3221

what is through fault?

2378

what are the basic insulation levels & what its Unit

2077

What is the effect of pd controller on system performance?

1164

what is the function of anti pumping relays? what is KVAR? How it is generated in alternator? What is 3rd Harmonics? What is IDMT relay?

2369

Can anyone explain me about the RLC based Impulse high voltage generator and how to and operation of Series resonant High voltage reactor...?

1994

What are electric motors?

1225

Tell me in detail about c.t. And p.t. ?

1214

What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx

2964

Whether the vacuum contactor requires Short circuit protection?If No,why?

2101

please send previous exams question papers

1874

why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

2212

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