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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what happen if the secondry winding of the transformer is having less no of turns compare to the primery winding.

2 3169

why the single phse machine can not run by the three phase supply.

2 3477

Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!

1173

what is the significance of positve n negative voltage regulation .on alternator

TCL,

1 3785

what is power ratio between star & delta connection of 3 phase induction motor

1 3704

why capacotors burnt out

GMR,

2 3073

which plant has high load factor

APTransco,

10 6451

power factor is max for which welding a.arc b.resistance c.gas

Bhel, HCL,

2 2877

What does impedance in the windings of transformer signify.

Johnson Controls,

2 4430

Do Phase angle measurement have any application in freq/harmonics measurement? If so how?

1053

what is difference between vcb and mccb

APTransco,

4 4806

what is power?

1 2631

WHAT IS INERTIA,AND WAT IS TORQUE.

1217

how to calculate voltage drop and followed by cable calculation?is there avail in formula?

1185

An ELHNC 80amp 240v 30mA RCD is tripping periodically, every 30 - 180 seconds is it safe to disconnect the protection circuit?

HAL,

1086


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Un-Answered Questions { Electrical Engineering }

Hi.. I am a BE GRaduate in E&E. I have 8.5 Experience in Tendering & Estimation field. I have done SAP SD course few years back. But due to some reason i failed to get job in that field and continued my own field. Now I am thinking of changing into SAP seriously. How should i go ahead???

1078


Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.

1713


temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%

1120


How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

1279


what is meant by impedance & transient protection?

1260






what is reactive power?, why its measured in VA ? is it transient behavior of system?

1426


hi frnz,can somebody give me any project work? i am a 2nd year student & interested in practical works...plz give me some projects

1107


what is KSR type transmission tower? What is LSR type transmission tower?

3418


What is the Current equation in series RLC circuits.

241


Why use in ht motore

833


What is the minimum IR value of HT/ LT cable? Pls post separetely!!!!!

1400


how the B-H loop obtain under the static condition

1282


can we find the inductance of a induction motor?

1148


why do we have spikes enough to burn electronic boards, when generators are not grounded

900


Explain about p.t?

263