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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

is it possible to run a dc motor on ac supply with good performance.....?

3 1983

how mass curve differs from hydrograph.

849

Why field resistance is greater than the armature resistance in dc mechine

Cape Peninsula University of Technology,

1 2379

We are using 4 MVA transformer and we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral, can we connect separate body earthing pit to other earthing pit (Equipment earthing)?

1 1607

what is inverter and converter

Shrishti Power Technologies,

7 2976

what is neutral grounding resistor?

3 2196

Distribution transformer we provided 2 separate earthing pit for Body and 2 separate earthing pit for neutral,we can not connect separate body earthing pit to other earthing pit but we do metal glanding in secondary side cable termination in both side, transformer and PCC panel (LT Panel), is this safe for transformer and other equipment?

872

what is the cable capacity of any load wise .

2 2021

how to failure indution motor insulation & how to improve heat in motor insulation

BHL, EPIL, IFFCO, Micromax,

1004

What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?

747

What will be the diameter of pipe between conservation tank and transformer

JLL,

1047

How to power regulated by AVR in Alternator?

EPGL,

3 1953

what do you mean by every IC 74 first digit.why are you using this no.why not using another no.

Jaypee,

1063

how to calculate multiplying factor with ct ratio 400/5

KBPL,

1 1638

what is function of centrifugal switch in single phase induction motor..?

3 8058


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Un-Answered Questions { Electrical Engineering }

What is the emf equation of a transformer?

240


In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?

679


what is a power factor?

922


How to Make relay co ordination chart for a Electrical power distribution of a plant

2860


How REF protects transformer alone? explain with diagram.

607






What is the basic of DTH.

1421


Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

1152


What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning

1136


what is negative d.c. voltage, why this voltage is used in base transciever station.

1313


State the factors, for the choice of electrical system for an aero turbine.

260


What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

819


How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

1727


how can tell us the AC indoor or outdoor which Tr and formulls

927


What is the disadvantage in proportional controller?

229


Stator of 3-phase IM has 3 slots per pole per phase. If supply frequency is 50 Hz, calculate the speed of rotating stator flux A 1000 rpm B 500 rpm C 1500 rpm D 1440 rpm

1256