Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is hystersis loss?

3 5887

what is eddy current loss?

3 5415

what is back emf?

Bhel,

4 8575

what is reluctance?

TCS,

11 37145

what is inductance function?

3 4697

100V supply is appllied between 500K Resistance bulb. for 1 kwh energy, how long time the bulb will glow? explain the calculating method.

Bhel,

3 5306

why dc supply is not applied for step up or down in transformer

3 5657

What is the direction of rotation of blades in a table fan and in a ceiling fan ?

Power Grid,

11 17649

what are feeder pillars & panels?

1 27507

how vector surge relay works ?

BFL,

3 47336

WHAT HAPPENING TO TRANSFORMER???? i have the step down transformer rating 230/12v, power rating something.,,, ok. suppose iam giving 12v to secondary side,what will happen on primary side.,,,

Coastal Energen,

6 9315

what is second harmonic, how is effect transformer ?.

DEWA,

2 10485

why fuse is not applicable for nutral and what will happen when it applied.

4 6552

Bhel supervision exam question: If 2 generators are working in a network. And if suddenly the field of anyone generator weakens. What will happen in the network? 1. The generator will run as motor 2. The generator will run as motor in reverse direction 3. The generator will take lighter load 4. The generator will take more load

Bhel,

9 11826

what is induction motor

2 4572


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?

1192


Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

1407


WHAT R THE SAFETIES IN A HIGH TENSION PANEL N LOW TENSION PANEL. ALSO WAT SAFETIES R THERE IN A 200 KVA TRANSFORMER?

2027


magnetizer priciple

1815


Why armature rheostat is kept in maximum position?

850


what is diff btw electric,magnetic & eletromagnetic field

1794


Any one can explaination about calibration with rotating sub standards?

1774


describe the phenomena of vacuum interruption in C.B

1423


The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.

1738


The simple way of finding the leakage quantity and % in compressed air distribution system

1411


66kv under ground cable how to layaing in ground any special case two ckt r runing

1755


sugest any typical project ?

1548


what is a vector protection in transformer

1736


HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS

1647


What is FTA card? How it works?

1964