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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

C.S.R. and where are they use in electrical systems

1 2209

what irequirment need to be followed when working on live equipment

896

If UG power cable both ends are to be earthed or what? If not why?

1097

which is the best book of electrical objective for placement

1 12553

How is the AVR working?

1 2343

what is the importance of earthing system on the generators big capacity and small?

934

how to calculate the output power of vfd , please help me.

1 3315

Under Ground Power cable earthing is required at both end or single end? and reason for the same

3 3710

we convert 66kv to 33 kv to 11kv to 440v. why can't we directly convert 33kv to 440 ?

EMC, Jakson, L&T,

9 31997

why using 3 phase

1 2416

derive the e.m.f equation of transformer

2 8390

sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.

1277

could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?

1188

what are the principles of a booster converter?

1145

what is power factor

UltraTech,

4 3827


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Un-Answered Questions { Electrical Engineering }

How the PF control while running DG set with load

1228


how to control dc motor?

1039


What is expention fastener (Fan)

1158


In the ACB breaker capacity is 2000Amp but this each phase taken 1250 But total beldibg load is 600amp or 700amp watt is the problem

1028


which motor have relatively high power factor and what is reason for have high pf? 1.capacitor run motor 2.shaded pole motor 3.capacitor start motor 4.split phase motor

999






what is the power factor used by the PHCN in nigeria? 2. what is the difference between an alternator and generator. 3. Generation of poweris in KV but how is transmission is in MW. 4.If the transmission of power is 20,000MW how can it be increaesed to 80,000MW

7271


what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

1258


Initially, when the input is not equal to the output — what type of response is this?

250


Hi, Next week Iam appearing RRB exam for section engineer. So help me to get modal question papers for this position. Iam very thankful to you. Whether question will be fully techanical format or general form. Please give me a details regarding this exam.

1110


why T/F winding temp measurement cts are odd secondary current ie,109A/1.2A/1.4A?

919


Is it possible to measure the voltage of a battery from a single terminal?

787


Why reactors use before incoming of ac vvfd drive?

864


What is bode plot?

276


What range of speed can you get with the field control method of speed control of d.c. Shunt motor?

229


how to Select Lighting arrester? What r the parameters to be considered for the selection of Lighting arrester ?

806