Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is grounding & what is the value of groumding rod 2.5m?

3 4075

how many types of grounding?

7 15336

what is the grounding Calculation formula? spouse i want to provide grounding to 3phase 18kw motor or i want to provide ground to 3phase 10kva dry type transformere or you give me any exemple...... Thanks.

1447

the question is about buchloz relay why we called it buchloz relay

HIL,

7 12647

what is invertor supply and raw powersupply

1519

Brief difference btween aluminium & copper conductor

2 3614

How phase to phase voltage comes 440V.

1450

Explain working of servo controlled voltage stabilizer.

3 36520

What is mean by sinewave.

1447

HOW isolation transformer works.

2 8946

Difference between stepper motor & induction motor.

1 9077

WORKING PRINCIPLE OF HALOGEN LAMP & MEQUERY LAMP

1 6335

How the electric train gets the supply of electricity? What is the return path of the current?

Siemens,

8 15546

How the electric train gets the supply of electricity? What is the return path of the current?

NTPC,

7 13899

One amps in HT is equal to how manys amps in LT

5 56098


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Un-Answered Questions { Electrical Engineering }

How we can calculate the life of Lead acid battery

1304


Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

907


Explain about p.t?

659


Why air circuit breaker off due to power failure?

702


What is the most accurate way of testing ELCB?ELCB is better than RCD?

2871






What do you mean by transformation ratio of instrument transformer?

628


What is the dc grounding system and what is diff between AC/DC grounding system?

1620


what heppend if we are connected u1-v1-w1 as a star point in the place of u2-v2-w2 in power genration

1750


What are the advantages & disadvantages of a group electrive drive?

1647


What is difference between slip rings and carbon burushes?

13891


Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

1745


The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

923


CAN U PLEASE TELL ME SOME G.D TOPICS FOR APGENCO INTERVIEW&G.D

1933


apti mainly on logical reasoning, verbal and non-verbal ability (70 percent) and remaining technical. I was in ee but technical had mech ques like on turbines and welding.

1715


how much LT load can bear by the 100 KW HT connection.

1738