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 is the minimum winding resistance of 30hp compressor, to run or to switch on

1821

What is different between MCB & MCC & isolator switch

Standard Chartered,

1 5587

What is evaporator & condencer & compressor

Standard Chartered,

2119

1.Z transform always lies around ? a) origin b) pole c) zero d) z=1. Multiples Mcqs which is bother me can’t find answers on internet. Some help required with little explanation . Note: this is not homework or related to any test. Thanks

CCP,

2428

Which motor has high Staring current A. Series DC motor, B.Induction motor c.Synchronous motor D.DC Shunt Motor

CCP,

4 4595

Megar test tell sufficient resistant

1 3170

Why r u using pf panel. what the uses

Standard Chartered,

1959

What is a difference between indoor transformer and outdoor transformer of same rating

Suzlon,

5766

my project load is 6 MW so please suggest the size of cable.. ALU 3c 400 aqmm cable can be sufficient.. is there any thumb rule for calculation of cable size please help me

1 2389

Usage of flywheel diode in relays

Jindal, Voith,

1877

I have 320 Kva DG Set his KWh running is 77 , how i can calculate into electrical unit .

Anuj Enterprises, Schneider,

2 3714

What is the meaning, function and application of OLTC?

Home,

3 5477

What is the meaning of CT 400-200/1-1 A ?

Home,

2 14158

What is the meaning of burden and class of accuracy of CT?

Home,

1 3401

if z transform lies in ROC then. a)system is stable b)inverse of system is stable c)both system and its inverse are stable.

CCP,

1 5286

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Un-Answered Questions { Electrical Engineering }

How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

1893

CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??

5577

How many methods use the load flow solution?

1290

why normally Generator rating are between 11Kv to 22Kv?

4563

how works inductive &capacitive sensors?

1924

WHAT IS THE PARTIAL DISCHARGE TEST?

2076

can anyone provide me a amf panel control wiring using ec-2 relay?

2225

What are the factor to be consider for CT selection in 132kV substation?

2030

what is basic difference betmeen normal & flame proof motor??

1974

hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

2926

How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.

1688

What is the different between digital phase converter and ordinary phase converter?

1107

power transmission pole used one support , that only for support or earthing

1923

I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.

1881

DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?

5185

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