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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Basic motor transformer generator

eCentric Solutions,

1548

How to perform a DC resistance test In Alternator and their proceduces?

1843

if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

1470

what is difference between KW and KVA

1 2494

how to select rating of HT Panel

1507

if we have 320KVA Genset kindly advice how much load we can put it.

1580

For 35 HP motor how much amount of capacitor should be on in kvr to reduce the current bill

1 2442

Why transformer used in UPS??

JLL,

1665

The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

1770

if there are six generators (3 gas CATT, one Jenbacher o1 MW each, and two nos Diesel 01 no 01 mw other 0.65mw EDGs ( say), 3 CAtt gas set have identical pole pitch,01mw EDG and Jenbacher gas Set have different pole pitch, how their power connection can be done to connect a common bus bar during installation. in short, how different pole pitched generators power connection can be done to connect a common busbar system through generators incomer ACBs.

1664

1hp single phase load = howmuch 3 phase load

1589

1.4 What is meant by CT knee point voltage and how would you determine it

1750

If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

1468

If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables

ABC,

1555

i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

1462

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Un-Answered Questions { Electrical Engineering }

how is working bearing heater?

2032

how we will deside the high voltage value

2036

Please brief working principle & construction of permanent magnet AC Servo motor

2294

determine two methods to find loose connection in operational electrical system?

1750

WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?

1808

What are the advantages of a three-phase system over a single-phase system?

1173

how we can calculate 2 phase welding transformer rating or total power?

1935

I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting

1520

What is the function of electron gun used in crt?

1127

What is method of calculating the fault current for a MDB, 50KW, 3PH, 415V, 50HZ?

2188

HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....

2148

What are the electrical engineer roles and responsibilities in chemical plant?

1744

what is the difference between circular wdg & ractangular wdg?

2099

1.ZEBRA conductor(large size) 2.KUNDHA conductor( small size ) 3.panther conductor(very small ) 4.lepard conductor (very very small)

2969

description about dry type transformers

1951

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