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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What is the importance of setting TSM & PSM?

2 49414

what will happen ac motor give to dc supply

Areva, College School Exams Tests,

9 12092

what is Wave Trap? And its Function ? Detail? Where it is Used?

7 82707

what is the need of representing AC power in sinusoidal waveform? why not in square or rectangular etc...

Lanco,

8 10732

Why the earth terminal pin is larger than phase and neutral in three pin plug top>

TVS,

8 15666

We have laid the single core Armoured cable 7 nos ( 2 each phase & 1 neutral ) to cater our electrical load . the issue is though we have Glanded the cable both the end also givan the earthing to the panel both the end we are facing a heavy sparking at the gland side. what could be the reason.

12 16270

why ct ratio always rated 5.

1 4378

why CT out put is 5 what ever the primary current.

2 5878

Is there any reason that we get shock on touching phase wire because the earth is at neutral potential? Is there any reason that the earth is at neutral potential because the neutral is earthed in apower station

1964

what is the disadvantage of leading power factor...why can't we use it (pf=0) for a long period of time?

Appco, snsce,

10 35896

how can you size an automatic voltage regulator?

2305

is it possible to use a tranformer to regulate an unstable system voltage?

3 5444

Why Neutral Isolation is required?

2186

what is the diffrence between resistive load and capoasitive load.?

4 6468

what is the main use of ac and dc drives ? it is only used for speed variation or for power saver also?

1 3919

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Un-Answered Questions { Electrical Engineering }

How test for Ddo vector group test condition?

2413

WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??

2190

What should be the length of transmission line so that we can see/obtain the full sine wave of voltage??

1861

what is the differencce inn series and cascade connection??

4689

is it possible to start a motor in felid connected to a remote mcc

1880

What is a copper loss or i2r loss pc?

1103

what are the breakdown voltage rating of mini- curcuit'transfarmer!

2129

What is kvar?

1299

Generation of voltage for each phase are same of a turbogenerator.Although the short circuit current flow when two phase of turbogenerator are shorted(where current can't flow without potential difference),why?

2069

what is the method of earthing of a transformer using electrodes?

2218

1 Ton is equal to how many watts?

1053

explain safety measures in alternator?

1725

How can we connect additional batteries to three phase ups? What are parameters we have to check when connecting?

2028

Difference between ac parallel circuit and ac series circuit?

2058

What happen to the transformer if the OLTC frequently used for lower and raise occured 50times daily?

1999

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