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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

where is the primary of CT??

3 5208

WHY BLADE & JOW OF ISOLETOR IN SUBSTATION?

BRG, Voltech,

1 4947

what will happen if instead of neutral we use earth wire as return conductor?if we can use ,then why we are not using in our day to day appliances?please justify the answer

NTPC, ONGC,

11 32740

In power generator sets, when they are coverted from 50hz to 60hz, the kva rating after conversion increases. For example, the manufacturer of a perkins 200kva @ 50Hz generator set has mentioned it to become 220kva after converstion to 60hz. What is the relation between the frequency & the KVA rating. Any formula please.

3 7285

why is the earthing pin on 3 pin top are big and thick

Marriott,

3 6869

1 Amp = kva ? 1 Amp =KW ?

Marriott,

3 12126

how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.

Marriott,

1938

have u any web site who can give all electrical sum's to solve counting easy like how to convert 1kw=?Kva.

Marriott,

1 3765

What is the Full form of Rccb,MCCB,

Marriott, Maruti Suzuki, MCB, PCC, RCCB, Torrent Pharma,

11 60906

limitation of conductor height on ground when we consider EMC

1994

why the pressure coil is not present in the three phase wattmeter?

1 3588

where the lexical paramater will use in fron end?

1831

What is meant by (2 x 185) AYFY cable

ONGC,

3 6060

why there is a 2 slits in three pin's earthing pin?

1 3439

what is the meaning for va and how it is generated

1 3757

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Un-Answered Questions { Electrical Engineering }

How to calculate the fuel consumption for 600kva DG genset which connecting with 25%load?

2082

What is the IS standard for MCCB to be use (As per capacity of AMP)& for ACB also.

1971

Dear Mr B C pal...Can you plz. put some light on principle of operation of Z-Ct in conjunction to its use with 1Cx1000Sqmm HT Cables & Directional Ground Fault / Over Voltage Relays...Regd..Parag v K 9899115632

2707

how to calculate transformer turn primary & secondary side 11kv to 420v

2155

what is meant by IGBT how they differ from tyristor ?

2395

What is meant by short-pitched winding?

1148

what type of questions are asked and howmwny questions belong this catagory?

2068

What is the unit of charge and current?

1114

what is the use of sdf?

2062

How to calculate the time setting for star connection in star delta starter? For example 10KW 3PH Induction motor.

2587

Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp

3092

Pl.brief me any electrical major fault you have rectified.

1923

Is it required to do earthing in 2nd shop if earthed armoured cable is laid from 1st shop ?

1867

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

6988

how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

1560

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