Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is meant by transformer, why it should be used, with out that equipment what happens if we transformed the supply?

Bhel,

12 16404

What is the ohms law?

20 15159

What is meant by line losses, how do you prevent the losses?

3 9600




What are the different lines and what are the different types of losses occur on them?

2 5513

Do you have any P.L.C in your organization?

12 13807

Whats meant by trivector meter where it is connected at the substation?

Infosys, L&T, Jakson, GPIL, Secure Meters,

19 89894

What is C.T, why it is used and what care should be taken for that while connecting?

Bhushan Power Steel,

19 15879

why is the vector group analysis done in transformer tests

Qatar Petroleums, K K Rao, Lloyds, Nicco Engineering Services Limited,

28 54565





differance b|w ground, neutral&earth

Bhel, SKH Metals,

11 14559

In a ordinary plug can we hold the earth in hane and connect the circuit to supply?will we get a shock?

5 5675

what is a DLC?[just dont reply its a Dual loop controller!] Plz do Explain the advantage of DLC over PLC?

Essae,

3 6361

what principle the cabel TV channels are transmitted? will you be able to check the power at the connector behind your TV with a tester?If yes what is the supply level?

1 2752

about your self?

Hyundai, US Technology,

4 7357

wht do u mean by load in circuit.wht dp u mean by inductive load

SGS,

7 10482


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Un-Answered Questions { Electrical Engineering }

What are the criteria shall be considers for sizing Fuse and MCB? If the rated current is 10Amps what should be the fuse size / MCB Size?

243


what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

660


What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?

200


my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.

803


how to discharge 3 phase power factor correction capacitors

1273






describe the Tranformer testing procedure

677


If any cable burnt how can we identify it burnt by high current of high voltage? 

1176


how is calculated the quantity of weight in hot test xlpe?

1104


how to commissioning the genset with amf panel?

1103


How to Calculate Transformer Earthing Electrode Rod Size both Body and neutral Earthing ? Any Standard Formula? Please Suggted

361


What are safety device in vcb and acb?

1900


what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

962


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

804


how much flux density of CRNO core

1318


How to calculate no of EARTH PIT? Describe the formula as per IS standard?

2326