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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Why is the earth socket in an electrical plug outlet made thicker and lenghty?

5 8369

1.WHAT ARE TRANSMISSION LINE LOSSES DURING WINTER AND SUMMER SEASON? 2.WHAT ARE THE CAUSES/ 3.WHEN THE CORONA IS MORE?.,WHETHER WINTER OR SUMMER? 4. WHAT IS THE PERCENTAGE OF LOSSES IN TRANSMISSION LINE?

Coastal Energen,

1 6692

In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

TATA,

4 16894

Why CT secondary should not be kept open?

Anna University,

7 88947

What types of testing in 11Kv Ht switchgeat during testing?

TCE,

3 19206

What is the technical name of Transformer Oil ?

Bhel, Don Bosco, Lanco,

17 38682

what type of loads are inductive load & resistive load ?how they different between each other ?

5 19895

why power factor occur only inductive load not in resistive ?

8 14256

how to calculate the cable size for LT and HT power cables with detail explanation?

Asset Developments, Bhel,

2 14973

how to arrange the generator protection ansi 48 (loss of phase?)

3 6767

What is rated value? is it phase values or line values?

1 4715

Is it good to short Neutral and Ground in the PLC or DCS main Power supply. Pls give YES or NO with reasons...? Simarpreet

Bindal Papers,

2491

i have a Connected Load of 280KW and Maximum Demand of 224KW to one of SMDB under design with me. which criteria should i consider to design panel and main cables connected Load or Maximum Demand 1)Breaker rating 2)Panel Busbar rating 2)Incommer cable sizing (ignore Voltage drop)

1 5418

why we not used 11kva as a direct our electrnics component.

2770

what are the protection for DG set and why?

2 7892

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Un-Answered Questions { Electrical Engineering }

Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

1600

hello friend i wish to study a course related to the electrical construction, controlling and monitoring , which course i want to study? pls give me the name of institute?

1760

How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

1879

How can I known multiplying factor .without multiplying table

1755

What if the difference beween internal and exrteranal LBB?

1633

What are the disadvantages of thermal power plant?

1055

a starter used for squirrel cage induction motor?

1652

How to calculate no of EARTH PIT? Describe the formula as per IS standard?

3760

what will happen if i connect 12 volt battery with 24 volt battery charger.

1859

What will be electrical cost per sqft for IT building (basebuild and fitout)and for residential township?

1908

Leakage current,un balance current which relay using for high voltage transmission?

2127

I have 440v power coming to facility,( not being used ) can I buy large generator, (gas) to sell power back to electrical co.

2420

how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

1863

what types of cable used in underground coal mining?

1444

what is the criteria for selecting fuse rating in 1phase, 2phase & 3phase welding sets?

1738

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