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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is hystersis loss?

3 4146

what is eddy current loss?

3 3780

what is back emf?


4 6671

what is reluctance?


11 31499

what is inductance function?

3 3114

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


3 3359

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

3 3926

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

Power Grid,

11 12599

what are feeder pillars & panels?

1 25732

how vector surge relay works ?


3 41980

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 6858

what is second harmonic, how is effect transformer ?.


2 8159

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

4 4429

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


9 8441

what is induction motor

2 3165

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Un-Answered Questions { Electrical Engineering }

what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?


In MEP Services what are parts of STP and what are there function?


In a simple spur gear train, gears with 24, 48, 32, 72 and 96 teeth are in sequence. The gear with 24 teeth runs at 900 rpm. The speed in rpm of gear with 72 teeth is


Why field rheostat is kept in minimum position?


what is the chiller and working principal


plz send me the procedure and syllabus for mseb exam


What is the difference between resistance grounding system and resistance earthing system?


following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?


how to determine motor size for a fan application?


is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.


What is the rate of WCT on the Electrical Contracts comprising of DG Sets and Civil Works in Delhi ?


how generator load test is conducted?what are the steps?


What is the lower limit of break-down voltage of converter transformer.


How can calculate the rating of a alternator for a given specific load with formula


For high frequency application we use which transformer?