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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how many types of Earth bits available

1 3940

why we used stone chips under the transformer area..

SSC,

2 5886

whay we used silica gel in Transformer

3 8082

what is the formula for calculate the turns in Transformers

2 5142

What is meant by CFL & PL lamps

1 5157

What is meant by RCCB

3 6755

how much watts the computer will takes

2 4759

what is the purpose of CT,PT

8 24479

What are the relays in ACB and VCB

ABB, Bhel,

2173

which types of relay used in acb and vcb?

IBM,

2692

give 5 differences between relay and contactor

Texas,

1 3397

what is the formula for calculating motor rating? Example: If we want to rotate a 1000 kg waight disc up to 100 RPM, which size motor will require?

1 4399

Dir sir we have 750 kva Caterpillar dg set we are fas on different problem we start dg set ofter 1 mint apply load around 500a dg was run one or 3 mint after 3 mints dg was shutdown automatic how to face tis problem

3 5764

what is the formula for AH?HOW CAN IT CALCULATE

1 3956

if our load is 65000 watts howcan we find out all char like cable size. mcccb etc

3 5493

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Un-Answered Questions { Electrical Engineering }

HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?

2073

What is the earth treantment procedure?

2035

I have a relay contact rated at 220v dc which is supplied with a 24vdc from the panel,for it to trip the dampers(24vdc).What if the application of the relay changes so that it should work at its rated 220vdc then will it work at 24vdc supply given or any other consideration needs to be taken .....

2029

what about SAP/MRP regarding manufacturing of electric motors and all drives?

1985

to hook up ten 50 amp rv pedastels at a lenth of 600 feet from the service what size will my service need to be and the size of wire will I have to run to each pedastel in series??????

2036

Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing

1866

What is the importance of earthing?

1070

WHAT IS IM (INDEX OF MOUNTING )IN MOTORS

1999

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

3145

In an ACB shunt trip coil and undervoltage coil operated normally( breaker open and charged). But closing coil not operating untill manually discharge and recharging. Any help.

1714

What tests should i carry over on a newly rewinded DC Generator with voltage rating of 38 volts and current rating of 350 amps, to certify that the machine is OK?

1830

what should be the ideal gauge of wire (In sq mm) for different loads in Ampere?

1393

how you taken aotitude test

2440

how to select automotive wire by mathematical equation with given current, vlotage and resistance

2314

What are the internal and external faults?

1052

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