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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

in our transmisison sub station why we step down firstly 132kv\33kv then 33kv to 11kv. can we direct step down 132kv to 11kv.

4 11987

How I calculate the ELCB for circuit breakers?

2122

Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?

1830

what is skin effect and corona discharge ?

Asian Paints,

4 11537

WHAT IS EXTENDED DELTA AUTOTRANSFORMER? WHERE WE USE THAT?

Amtek, TATA,

2 8501

How can transformer winding insulation be measured (Delta & Star Connections)?

3 5407

In Extended Delta transformer, by which method we can measure the extended angle of transformer?

Usha Martin,

1 7692

What is RCBO? hw it works

2 5876

Do anybody has a design software or tools for the selection and design of electromechanical components???

1 3337

Why the tank of transformer is made rectangular not circular??

9 14805

what is wave trap? And how it works?

3 9391

what will be the effect if we increase the excitation of a alternator??

3 6792

what is the difference between effective earthing and resistive earthing?

REL,

3 7478

cb used in railway applications is?

NTPC,

2 9064

we can use airconditioner for cooling the winding of transformer ,if not why?

3 5295

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Un-Answered Questions { Electrical Engineering }

Why star delta starter is preferred with induction motor?

1075

briefly explain the main blocks found in a microprocessor based system

2150

what is model question rrb junior engineer electrical gr.II

1905

Describe Non I.S. Earth System and why is it used?

1745

Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards

2049

What is advantages of VSCF wind electrical system?

2290

what happen when power factor of 2 parallely operated transformer become equle?

2180

Dear all, I'm manikandan I have done by DIPLOMA EEE from 2011 , I have 5 years of experience from Power plant instrumentation field , which one field is give long life & which one field is best ,I confused a lot and also I'm studying AMIE, can I choose which department from Section B examination? pls tell me

1617

how to commissioning the genset with amf panel?

2363

What is the ideal position cooling fan inside the dc motor?

2055

i need to now what will be the cable size to the following load, transformer to distribution panel distance 110m, load 1000kw, voltage 400v, pf 0.85, permissible voltage drop 2.0%, overhead line, atmospheric temperature 35 degree c.

1587

from where the self excitrd induction generator get the power?why is the voltage regulation is poor of seig?

2218

What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

1890

What is zero of the system?

1061

What is the unit of magnetic flux density?

1131

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