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 are the types of cables?

3 6198

suppose there is afault in transmission line connected to a generating station, then what r the adjustments u will take to without loss of synchronism?????

NTPC,

2 5051

what is the difference between UPS & Inverter

HAL,

7 14952

What is the reasonable voltage between Neutral & Earth of an electrical system for good earthing?

HAL,

6 12166

What is the general power consumption rating of CPU CRT type and Flat type, Monitor,Printer, projector, Scanner?

HAL,

1933

What is the current carrying capacity of 0SWG,3SWG,10 & 12 SWG solid bare overhead copper conductors?

HAL,

3498

what is starting current and use of starting current?

3 8171

during parallel operation of two ac generator which condition must match before taking both parallel i.e speed /voltage rating /kva/exciation

2 9543

model question paper for supervisor trainee

Bhel,

2087

what is the current density of copper & alluminium.

2123

Can 60 Hz transformer be used inplace of 50 hz transfromer?

1 6040

IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

L&T,

6 14803

The cable area of cross section is 185 sq mm. How to convert this to the diameter.

Syscon,

7 16822

can we use transformer for 70 Hz?

6 8677

can transformer develop three phase poer from a single phase source?

2 4659

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Un-Answered Questions { Electrical Engineering }

what is the role of transistor in Circuit?

1237

Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB

2795

How to connect the chemical earthing and complete process tell me plz

1913

How the annunciator works ? How to do its wiring

2342

Can we test the alignment of End shield and stator of turbogenerator without rotor insertion? Also how to fix maintain the alignment at site installation?

2381

How to checked frequency drive output voltages?

1244

What is mean 2XWY

2545

how harmonics generated in induction furnance? how minimise it?

2049

what will happen if ac and dc supplies given

2184

what is the circulate the diesel in DG in side pls tell parts name and picture with circulate the diesel

2038

what is the current setting for different relay protection for transformer .

2356

How to calculate the multiplying factor for energy meter with ct ratio given

2081

i want to put single phase load on scott connected transformer,eventhough how to balance the transformer.

1906

List some examples of renewable energy?

1274

Difference between rating factor of cable and derating factor of cable?

1700

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