Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??

1525

How much UG cable size should i use so as to accomodate a ground + 2floors house. A 1.5ton AC & geysers(2) in each floor with lightings

2 3429

which strater used genearalyy???and why???

1 2808

There are 2 motors without name plate and terminal but one is DC motor and another is induction motor.How one can identify which one is DC and which one is AC motor?

6 10483

in india per day how much power is generated including all power station

1454

what is the job description of a LOW CURRENT ELECTRCIAL ENGINEER in a industry?

BTAT, Powercraft, Prince Glass, Sterling,

1 15317

How to Design green buildings services? What is the advantage to design green building?

1364

How the flights will be fly be fly without ground connection under raining with thunder lighting?

1 2740

how the transformer stables out zone faults? Because we use non directional O/C relays .Is there any special considerations are taking into account to overtake this?

1 2354

why it is necessary to short and ground of a current transformer secondary side?

Ambuja,

6 7464

The electrical energy required to raise the tempreture of a given amount water is 200 kwh. If the heat losses are 20%, the energy required is?

1509

How to findout raw or ups power? its not indicated in socket,

Novo Nordisk,

1535

Why smallest capacity LV motor are star connected and medium & bigger size LV motors are delts connected

1 2314

why induction motor takes high current?

Emerson,

1 6119

In 11kv transmission line whats the maximum power can be drawn?

Concast, Prestige,

1 4978


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Un-Answered Questions { Electrical Engineering }

Briefly describe your ideal job?

2554


What is a DC series motor?

709


when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil

1258


Explain Energy and Power signals?

1274


what is electrical machines

3002






how does directional relay work incase of ac ?

1012


What is process of anneling transformer core

1457


how ceiling fan worked?

1481


whats the existence of reactive power and when it arises?

1624


i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

1550


How do you compute voltage drop and cable size over distance?

1749


Define delay time.

647


how much maximum load a 2 core (Single phase) 16mm aluminium wire can take ?

2183


What is the capacity of the Fastners 12mm?

1891


WHAT WOULD BE THE FORMULA OF WIRE GAUGE FOR A FULL LOAD CURRENT

1682