Electrical Engineering Interview Questions

How to decide DO set rating of Transformer?

446

WHat is the requirement of installing FAST ACTING EARTH SWITCH in GIS and how is that integrated with protection system. How and when does it operate?

615

How to Preparation of online test

437

what is mean by D.O. in distribution line poles?

358

How to calculate ht side cable of 630 kva oil cooled outdoor transformer?

417

The shot circuit in any winding of transformer result? Explain

208

What is difference between safe PLC and normal PLC

342

What types of question are done for diploma students in aptitude test

419

which cable is used for 15 Hp monoblock pump 3phase and service wire Distance is 210 feet please tell me cable size Armaured

426

What is Meter MF if External CT Ratio is 150/1 , PT Ratio is 132/110 Meter CT Ratio is 200/1 & Meter PT Ratio is 110/1

536

What is the function of a neutral reactor.

621

How to assume answer to electrical questions

391

11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

363

how to find Harmonics and types as per the equipemnts

129

I have a CT meter with ratio 60/5. The meter reading of previous month was 3290.49 and that of current month was 3797.26. How many chargeable units as per normal meter should be my reading.

323

Un-Answered Questions { Electrical Engineering }

List some examples of renewable energy?

74

what is 3rd Harmonics? how it is generated in alternator

7005

We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.

696

In motors how many types of cooling systems were used?

1061

what material is the electrical housing wire made of? is there any difference for the telephone lines?

950

how to calculate vfd o/p voltage by frequency

1133

Why Ac Systems Are Preferred Over Dc Systems?

120

what is the main function of capacitors in mccs.

692

Is any generator is developed which is operated with out diesal or other expensive source?

1142

Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

935

what does vector group Dyn11 tell us? also tell me how will u differentiate between phase lead and phase lag thru this vector group

1072

how can i get the formula to find out the cable size if i know the load of main fuse protection.

899

how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters

378

what are problems caused by the pdu in rack server

934

which connection is safer series or parallel?usually which connection we prefer at home?

5987