Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Comparative difference between 33Kv & 66KV for transmitting the load of 7 MW at a distance of 34 Km.

NHPC,

6 13422

APPLICATIONS OF SHUNT GENERATOR

Wipro,

1 10844

whats the advandage of PMG in alternator?

2 17769

what is the d/f b/w iverter & converter.

Indeco,

5 5907

how bucchos relay works in a transformer

Indeco,

8 10488

how generater works

4 4868

what are the main parts of UPS what is the function of that?

Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra,

23 109381

Which transformer is suitable for 220/11 kV, 60 MVA, distribution , Y-Y or D-Y or Y-D, give comparison for the same.

3 9631

why do power factor in the three phase induction motor increases with the load ???.

Jindal,

3 11965

How to calculated capacitor rating both HT

Reliance,

10 22623

How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.

1837

Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?

OPS,

3806

Dear All please ive me ur ideas... What is the major diff between cu conductors and Al conductors ?

MX Technology,

3 4697

hoe to select the cable size in sq mm for certain load?

TCS,

5 8667

how to select DG set for certain load?

ACC,

7 21574


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Un-Answered Questions { Electrical Engineering }

how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?

1395


How to calculate the volumetric capacity of a oxygen & Nitrogen gas Cylinder if pressure is 145 kg/cm2 & water capacity of cylinder is 67 liters.

1690


How many types of instrument cables are there?

594


list the advantages of RCCB over other circuit breakers?

1238


what is the Pickup/drop off ratio in BCPU relays

4119






Dear sir, By which formula u can calculate for a particular kv line there is a range of mw.

1654


As you achieve greater success with the company after some years, Will you like to be a share holder in our company?

2353


What are the specifications for getting approval of Substation?

1368


What are your personal skills and abilities for such a Master Course and your possible preparation to undertake this course?

1534


What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?

3379


I want to replace the 3 KW DC motor with AC motor so what should be the rating of AC motor? Details Of DC motor to be changed with AC are - Kw - 3, Vf - 310, If - 0.15, Va - 400, Ia - 13, RPM - 2400

1373


What is pd controller?

616


What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer

1292


what is cogging and crawling

1978


i am completed my degree(B.E EEE) 2014 anychance to get electrical licence plz help me

1622