Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the deffrence between Siemens S7-300 & S7-400 PLC?

ADC,

4 21880

Which Programming software are use for Allen bradley PLC's?

ADC,

16 14498

what is the difference between ac and dc generator

14 31597




what will happen when choke in tube light circuit was not working???

6 10090

what is the use of starter in tube light?and what it contains

RRB, L&T,

12 38513

How to calculate the transmission losses incase of overhead transmission lines?

Jindal,

6 8523

what is the different between second harmonics and third harmonics ?

1 2584

what is advantage in open delta connection?

19 51778




why are we maintaining some specific gravity in battery ?

5 5114

how do you test the capacitor bank ?

Essar,

12 27802

what is the procedure for cable sizing or on what basis we will calculate the size of cable?????

Focus, Mecon, ANG,

6 13780

How to take vector group test for Ynd11 transformer.

Voltech,

2 10092

How silicon gel sucks moisture in the transformer, its have any small exaust fan behind silicon gel.

4 3732

what is the function of starter & choke in the tube light set & how choke give 1000 volts while switching on.

IBM, ADNOC Abu Dhabi National Oil Company,

14 72151

How transformer winding & oil gets heat.

3 3853


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Un-Answered Questions { Electrical Engineering }

WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

1026


advantage and disadvantage of team work?

382


why we are using Load factor?

191


IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?

1760


if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

808






415v 14kw so can u tell me how i can measure the cable size.then size of the earth also

732


DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?

3762


Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line; i.e. the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The maximum value of n1(P) over all configurations P of 19 points in the plane is 18

855


concept of busbar and load dispatching..?

1057


hai iam arunkumar. i have applied for an section enginner in rrb. i want lat 5 years solved question papers. if u have please sedn it to arun30682@gmail.com

563


How to do stting of vl250 siemens MCCB

1600


What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

622


what is the pulse and audio frequency transformer? what is different between induction regulators and tap changing transformer?

737


state the working principle of incondenscent tube?

687


how to commissioning the genset with amf panel?

1019