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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

hi frienda We have 250kva cater pillet dg set we are fasing one diffrent proublam in dg we are start dg set after one mint applying load around 450a load but dg was run 3 Or 4 mints after 3 mints dg was shuding down automatic how to face this proublam pls tel any budy

2 5669

is dc shunt moter oprate on ac? if no why? if yes how?

IOCL, JJJ, Power Grid,

8 18196

what is RNG in the DG synchronizing by PLC?

2173

why battery set is required for D.G.set?

7 17327

11 kv line me tino phase takra jaye to present time me approximately voltage aur current kya hoga...

Electrical, Electrical Tech, Videocon,

2 5599

i want the formula of total eletical knowledgement

1 4137

what is the diffrence between mcb &elcb?

Kahramaa, Synergy,

2 6567

what is the difference between the electrical and electronic choke?

1 11738

what is the need of starter in tube light and what type of starter is used in that?

Sedemac, Sepco,

2092

can we start mulitple 3 phase induction motors with common starter?

1 3604

what is the difference b/w single and three phase circuits?

1 5169

ABOUT AC GENARETORS AND MAINTANANCE AND TYPES OF GENARETORS

1 3658

what is electronic regulator and how we can use that in fans?

3 6018

how to check IR values in alternator winding?

Birla, Naftogaz,

3 16785

What Is the Difference Between Lightening Spike and Lightening Arrester?

1 3919

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Un-Answered Questions { Electrical Engineering }

How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

2033

what is 3rd Harmonics? how it is generated in alternator

9582

How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

2169

Why power genaration in India is at 50HZ while America its 60HZ

2331

what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

2278

is that a problem if i connect a single phase load to a secondry delta connected transformer but i get a neutral from other transformer i the system?

1907

What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

1842

What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1615

define the active power?

2090

Testing report of Earthing of 3.15 MVa PTR.

2638

A 10 MVA, 66KV, 50Hz, Y-connected 3-phase alternator has synchronous reactance of 0.635 Ù. It is working at full load at 0.8 lagging p.f. condition. Find torque angle, neglect armature resistance.

2651

If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

1963

placing earthing pit in pathway is correct or wrong??. placing earthing wireGI1/18 inside walls is correct or wrong?. explain!!!

2213

Explain the working of variable frequency transformer?

1211

How does a battary stores charge in it? please explain in simple manner and in detail.thanks

2035

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