Electrical Engineering Interview Questions
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hi I have done 3 yrs diploma in electrical engg after 10+2. I have 16 years of work experience into design proposals sales and engg application development in LV/MV swithcgear and sub station automation field. I want to apply for immigration to new zealand but I am not sure whether I qualify or not since I dont have a degree. Can anyone advice? Thanks Riz

1823

why no load characteristics of generator also called as occ

1 4272

why occ characteristics of generator is also called as magnatization characteristics ?

1478

Why LVDT have secondary windings connected in differential 1. Higher out put 2. Based on the out put voltage-/+, helps to identify the direction of displacement 3. To establish a null/ reference point

GATE, PSPCL,

1 5224

what kind of quetions will ask in BHEL in interview? Plz help me?

Bhel,

1564

what will happen if we double the input frequency of a transformer keeping the voltage constant?

6 22380

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

Bhel, NTPC,

4920

i am using star-delta connections with reverse/forward direction motion of the 75hp induction motor.What should be the ratings of Main,Delta and Star contactors and why?

1 4397

why power dissipation is due to low frequency?

1 3050

why we don't discuss power facter in dc?

5 7180

the resstance of a thermistor is 5000 ohm at 25degreeC and coefficient is .04/degCel. A measurement with lead resitance of 10 ohm will cause an error of

GATE,

1 3072

why no load voltage is greater than full load voltage?

1 5981

What are the various reasons for an inductin motor to get heated?

Monnet,

1 3365

name of good resistance material

1 3175

How to measure corona loss in a transmission line?(Plz ans only if u know the exact answer)

3 8866


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Please brief working principle & construction of permanent magnet AC Servo motor

1733


diff b/w normal grounding and resistance grounding

1394


why surge protectetor work explain with the help of circut diagram?

1515


what is alluminium arm in ab conductors

1490


CAN CU XLPE/PVC CABLE BE USED INPLACE OF LOW NOISE SCREENED CABLE? KINDLY GIVE REASONS

1400






what is the significance of cabability curve of alternator

1787


Why synchorised generators are used for the production of electricity?

698


what is PDU in transformer?? which company manufacture??

1362


Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?

945


WHY CBCT USE ONLY IN Y PHASE NOT OTHER PHASES

1612


Why open circuit test of transformers is conducted at rated voltage??Why not any other voltage??

1103


Which type of air compressor is used now a days in the market. Keeping in mind of energy efficiency and maintenance points. Relevant documents may also be sent on mentioned email ids.

1230


how many Classification of fire extinguisher

1650


In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

1631


We normally make oil soak pits under Transformers. Oil from soak pit goes to collection pit. We provide granules/pebbles under transformers. My question is weather granules/ pebbles to be filled in soak pit or not? if yes upto what level?

9865