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

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 15904

APPLICATIONS OF SHUNT GENERATOR

Wipro,

1 11763

whats the advandage of PMG in alternator?

2 18974

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

Indeco,

5 8175

how bucchos relay works in a transformer

Indeco,

8 13309

how generater works

4 7073

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

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

23 116986

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 11027

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

Jindal,

3 13730

How to calculated capacitor rating both HT

Reliance,

10 26326

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

2437

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

OPS,

4395

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

MX Technology,

3 6169

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

TCS,

5 10568

how to select DG set for certain load?

ACC,

7 24498

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Un-Answered Questions { Electrical Engineering }

earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

2034

how indusrial diesel generator work

1963

Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?

1212

Explain RLC circuit?

1232

Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.

2129

What is quadrantal symmetry?

1716

Why auxiliary transformers are not connected in parallel in primary stations?

1471

What is Traction? 1KVA Alternator, How much urrent taken?

2200

How generating electric power export to grid from the generating station ?

1933

how to increase senstivity of ct

2481

11 kv input, 66 kv input advantages

1449

DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.

2027

In the N-series schneider reclosers. What is the difference between current during fault time and current at tripping? This appears in the Event log in an event of a trip out.

1916

why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

1889

What is error of a measurement?

1268

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