Electrical Engineering Interview Questions
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i m electrical diploma holder i want to do plc $ Scada some body tell me which insitute is best for me near chandigarh

1908

i ha done my 10th with 71% ,ITI with 81% 11th with 75% 12th 43% apprentiship with 71% in SAT i secure 1390 ,TOEFL 27 i was refused four times and in all me interview visa officar told that i am not Qualify for study in USA but i completed my 12th yes i got low persentage in my 12th but i seen to much student they already got visa with them 3 or 4 backlocs so why they are refused me ?

2221

why neutral used in three phase motor connection?

BEL,

3 5129




Is it possible to power factor more than unity?

BEL,

9 6703

why neutral can not used in three phase motor connection?

HSL,

1 10155

What will hapen if we run generator below 47.6hz frequency?

TATA,

9 12229

low frequency protection why recomend?

876

what happen if position of GNA and MNA is changed in machine?

3 5944




what is the means of dedicate earthing?

2 2512

what are the main parts of DG? explian thier functions?

Vizag Steel, Tyco, Tata DoCoMo, Apollo Power,

8 67651

Why MS rod or flat are used in stead of GI rod or flat in switchyard earth mat ?

2 8128

Why arc quenching is used in Diode ?

805

what is effect of brush shift in machine?

1 1155

what is surge impedance loading and it's significant in power system?

2 11246

will we get shock from dc?

L&T,

12 7632


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Un-Answered Questions { Electrical Engineering }

what is efficient motors and how it is different from normal induction motors

659


How will polarity test of Dy5 Transformer ?

958


How we select the vector group of 3phase power transformer?

1162


whats the application of voltage regulation? and whats the voltage regulation's device?

627


how many Classification of fire extinguisher

848






what is thermal resistance of PVC Cable.

480


i need the details about bhel exam.how to apply for that.please send to my email-id.thenmozhi2k7@gmail.com

734


How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?

2585


what maximum range of star & delta in hp or kw ?

381


What is the maximum No. of out going mccbs permitted from an LV distribution paqnel? What is the ampere relation between incomer and out going switch gears/mccbs?

628


what is the difference between vector scale and vector diagram?

2573


by what factor the starting current is used when comparing star and delta connection for motor starting?

784


How to calculat the ratio of HT\LT in energy meter

775


if we install two earth pits with a clear space of 5m without any interconnection,by checking the digital multimeter will it show continuity between earth pits? If so what would be the approx. value

623


Why we are use dol starter up to 10 hp

169