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Electrical Engineering Interview Questions
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why core losses are affected with change in voltege in transformer?

HCL,

1 3527

On the transformer breather at what length should i change my sililca gel.

 4 4858

what are the names of oil used in transformer and its chemical name?

Bhel, CSEB,

11 25344

If We are converting the SINGLE PHASE AC into THREE PHASE AC by using STATIC CONVERTERS , then How do we bring the frequency to 50 hz??

 2 4055

why we use to always generate power below 16kv.why not at higher voltage?

 3 5109

What is clean Earth System ?

 3 38060

Will a bulb glow if we connect it between the phase and earth instead of earthed neutral?

 3 7958

why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A

 1505

what is the meaning of 5% droop or 7% droop in AVR?

 1886

why PT Primary are the grounded?

L&T,

5 15787

PLZ SEND ME SOME UNIQUE PROJECT OF ELECTRICAL ENG (B.TECH)

 1508

what is sinwave ups

Exide,

1 2348

What is meaning of out of phase (making & breaking) capacity And how to calculate

BMC,

1613

plz explain the auot-reclosing circuit in electrical engineeing

BMC, KFC,

1897

why current flows from +ve to -ve terminal

 7 6560

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Un-Answered Questions { Electrical Engineering }

What is meant by analogous system?

751

and gate circuit diagram,amplifier circuit diagram

1581

what is mean by descripiency relay? & wht is its ansi code?

2603

1.how many types of relays? 2.difference between ATS& STS?

1637

what is the meaning of neutral displacement ???

2242




how much GROUND & NEUTRAL VOLT maintain in data center.

1520

sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.

1499

What is vacuum circuit breaker.define with cause and where be use it device?

714

11000volt DG set carnt kaise banvay

1220

I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

2564

IN electrical field, WHAT ALL THINGS THE CUSTOMER WILL ASK WHILE ORDERING FOR LT PANEL (ALL TYPES OF LOW TENSION PANEL)

1622

where the lexical paramater will use in fron end?

1434

How many types are using in 220kv/400 kv swith yard

1735

What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

2182

what is reverse power relay brief explanation and in b/w where it is connected

1482

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