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 procedure for erection of a transformer

TCE,

1 4731

what are the differance between neutral and earthing?

3 6768

how to select the rating of neutral ct with reference to transformer secondary current(in power transformer,stepdown tansformer,for example2000kva,11kv/415volt

ASD Lab,

2 7015

Why transformer rating in kVA not in kW?

ABB,

5 8166

How to calculate Maximum Demand from Energy meter Reading.

Etisalat,

1 15136

What, in the construction of a transformer, controls KVA? For example 600/208/120 V transformer can be 10kVA or 45kVA!!! What do we change in the construction of a Transformer in order to change the rating but not the voltage.

1 2516

how Local Breaker Backup relay working?

1 4707

What is the function of a capaitor in 1-phase IM?

1 3768

Is there any capacitor in 3-phase IM?why,xplain.

2 3375

How will you utilise electrical power? You can start from the generating station.

1913

400Kv,can it be generated?why?

2 4758

What is domestic transformer? Draw the connection of domestic transformer.

2321

Tell me the reason of connecting domestic t/f primary in star or delta,and also secondary side.

1971

How supply comes to your home?

3 6055

Draw transformer phasor diagram.(full load,no load)

PowerTech, Trine,

4177

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Un-Answered Questions { Electrical Engineering }

What is the type of feedback used in an op- amp schmitt trigger?

1028

Testing report of Earthing of 3.15 MVa PTR.

2576

What are capacitive,resistive,inductive surge absorbation? What is ferranti surge absorber? What is lagrangian cost? What is Px operator?

2000

Why 11kv to be generated in generation station

1671

i need about 10 years of GATE solved papers in pdf format and even mock tests toooo

1674

what does mean of RCT and STR in diffrential CT?

4236

Define damping ratio.

1238

what is reactive power?, why its measured in VA ? is it transient behavior of system?

2299

i want design of D.C.MOTOR 1HP 960RPM AND 2HP 960RPM ITS URRGENT

1954

What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

2376

5- What is the task (function) of the excitation and isolation transformers in power plant? 6- What is the task (function) of LCI (A), LCI (B) and LCI (COS) in power plant? : LCI (A) and LCI(B) are load commutating inverter for generator turbine starting. , LCI (COS) is load commutating inverter change over switch

3817

what is vA rating and class of a ct.

1862

I PURCHASED A DEISEL GENARATOR SET OF AVR TYPE& RATING 125KVA BUT SOME TIMES THE OUTPUT VOLTAGE IS FLUCTUATING WHAT ARE THE PROBABLE REASONS GIVE ME

1829

what is the function of anti pumping relays? what is KVAR? How it is generated in alternator? What is 3rd Harmonics? What is IDMT relay?

2300

What is the name of the winding from which the supply is taken for load connections?

1077

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