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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

photo conductive cell

Bhel,

4 6844

raleigh method

1456

lorteny method

1347

why voltage rating not mention at HPSV or HPMV lamps?

OPS,

2 5428

why we are having many type of vector group in the transformer ,what is the use of it?

2 4067

Upto what extend the powerfactor of a supply system can be improved to be cost effective?

1 2909

which meter used to measure a flus

RRB,

2 3989

HOW TO CALCULATE THE SIZE OF CABLE COPPER & ALUMINIUM

Amman Try, Prestige,

11 62877

How to calculat the size of copper& aluminium wire ?

Hindalco, IOCL,

5 9443

How to calculat size of copper & aluminium ?

6 8140

What is an Automatic Voltage Regultor & what is its use? What are the general componets we use to design an Automatic Voltage Regulator..What are the factors to be considered for its design?

3 5167

How will u calculate wire size according to current rating?

Global Computer,

2 7713

What will happen if 230V DC motor connected to 230V AC Supply?

Ashok Leyland, BOC, JSW, ONGC, RRB, TRB,

15 54263

Two electronic energy meters are connected to seperate phase wires, but connected to a looped neutral. Are these going to function correctly?

DRDO,

8 10349

what are the type of transformer?

4 8942


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Un-Answered Questions { Electrical Engineering }

How to calculate the External Resistance required for 60HP slipring motor in case no any data of the Motor is available???

1437


In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.

1300


Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

1425


The sodium vapor lamp is not glows when it is connected a distance of 5 meters above from gearbox, why ?

3040


why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain

1517






Pl. brief about break-down maintenance of machine tool.

1214


why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.

2395


Define cuttoff frequency?

512


What is a DC series motor?

517


How colour picturetube works & how many year it will works.

1396


how to select size of hardware for linking aluminium busbar is it depend on area of busbar or current flowing through bus bar

1367


what will happen if ac and dc supplies given

1479


what is the difference between electrical and electronic choke?

1327


What are the reasons for the parallel operation of transformers?

466


sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"

1330