Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how calculation to be done of cable size/o.h. conductor size of 11kv h.t.for the load of 2175 kw

Shell,

1 7193

6 MVA transformer secondary is rated for 725V at no load. The incommer ACB is rated at 690 V, 3200 Amp. Would there be any effect on performance of ACB due to lower voltage rating?

5 9245

power is the product of voltage and current.so we can measure the value of power just by using ammeter and voltmeter.......then why do we use a wattmeter?

5 9504

WHAT IS THE MEANING OF 'UPF'&'LPF'.... HOW CAN WE DEFINE IT? WHAT IS THE VALUE/RANGE OF EARTH WIRE RESISTANCE USED PARTICULARLY IN HOME....

2 23104

Generator protection &generator test

1 6681

transformer test

4 14265

i want to know about torque of slip ring induction motor

Ambuja,

2128

I HAVE CONSUMER WHOSE POWER FACTOR IS 65% I WANT TO INCREASE IT TO 98%.HOW TO CARRY OUT?

7 9547

OUR METER READER TAKE READING OF INDUSTRIAL CONSUMER.THEY ALWAYS ASK HOW TO INCREASE POWER FACTOR FROM 60% TO 99 % TO AVOID PENALTY OF POWER FACTOR.

3 8406

what is cogging and crawling

2 8250

What is the make of breakers, transformers, generators? What are their capacities and ratings?

1 4928

how many earthing should need for UPS, where its connected

HCL,

7 12936

1.what is electricity 2.what is electronice 3.how many modules 4.five electrical component with symbol 5.five electronice componene with symbol 6.how convert 220v.A/C to 24v/DC 7.220V.WAIRING DIAGRAM OF AMMETER/VOLTMETER/OHMMETEER

Hatsun,

1 4270

How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)

3 8686

How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)phase to phase or phase to neutral

ABB,

7 36241

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Un-Answered Questions { Electrical Engineering }

What is the working principle of MIG welding? and its out put Voltage?

3315

What is error of a measurement?

1216

if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

2314

What happened when voltage will half value of current ...

1615

hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

1922

what is differant beetween overload current and phase current?

2339

what is the purpose of using filters in a protective relaying scheme?

2265

IF alternator SCR value will be high means what happen in alternator efficency at operating power factor of 0.8

3863

Define sensitivity?

1098

What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?

2011

WTA used cb?

1925

Why 9KV surge arrester having 7.65KV of MCOV?

1576

what is conductor copnstant of ab cable

1898

what is the difference between oil surge relay and buchholz relay.

7036

All tape of electrical questions Answers tape of motor transformer e.o.t crane

2657

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