Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the value of 3 phase voltage?

RECPDCL,

7 3120

why do we need a 4th wire in 3phase 3wire transmission line

6 3547

What are the limiting factor for controlling maximum hot point temperature within a hydrogen and water cooled generator?

1 1307

resistance of transformer oil=?

HCL,

1 1431

What shall be minimum thickness of firewall in between two transformers and which code specifies it ?

1 10466

Three phase star connected PT transformer primary side one phase fuse is blown what will be the output in secondary side(Secondary side also three phase star connected)

1 1057

Three phase star connected PT transformer primary side one phase fuse is blown what will be the output in secondary side(Secondary side also three phase star connected)

Sun Pharma,

2 3419

what is the internal working of star delta starter

603

in a plug point why the hole size at the top is large?

TCS, Bhel,

9 5987

what is 'A' Check & 'B' Check ?

2 1423

What is single break or Double break related to MCB?

2 2070

How to convert KW to KVA or KVAR OR kvar/kva to kw?

8 37646

open circuit test when performed on double the voltage & double the freq, then what will happen with p.f and current magnitude?

Aarti Drugs,

400

what is an S.C.R. and how do they work?

GE,

4 2616

How line capacitance & line inductance varies with increase in height tower.

750


Post New Electrical Engineering Questions


Un-Answered Questions { Electrical Engineering }

what is the difference between earth leakage and earth fault?

390


How to size a transformer which will supply power to 550kW,690V motor starting with VFD?

1847


how to calculate the earth mat design in 132 kv substation yard ????

3874


explain maximum demand factor

453


Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?

466


What is the mechanism of WTI

142


is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

291


Write down the design procedure of commutaj.

463


which type of stability limit is higher,steady state or transient? why?

339


What is dynamo function in DG sets and draw block diagram?

156


How it can worked plc based electrical system And which type of software using.

601


which type of capacitor store high amount of energy for long time ? ( polarized or unpolarized )

411


all the technical question with answers pleas send your email id ramar_eee@yahoo.com

465


What is the criteria for selecting the voltage classes of an AC Induction Motor.The KW rating above/below which ht/lt selection is made may be provided in details.

70


How i can calculate current of cable according to ares?

247