Electrical Engineering Interview Questions
Questions Answers Views Company eMail

please can i know about total harmonic distortion and how i can calculate it and if anyone can help me to find any program to help me to calculate THD?? please need it

1 2834

basic of electrical information where i can get? plz send the website which you know?

1 3191

what is full wave bridge?

4 4434

why transformer rating in kva and motor rating in kw

11 14374

What is meant by celling voltage & current in excitor ?

1554

why control circuit voltage always chooses to be 110v and 220v? and in where it is 110v and 220v? and in where it AC and DC?

2 5413

Why the moulded plug comes with domestic appliances instead of assembled plug like anchor, Vinay 5/15 A.

1539

What is the following which is printed on electrical appratuses like AC21 ,AC 23 , etc ?

1 3088

what is an alternator & generator

5 6921

why the under of transformer platform is filled with rock stones.

TNEB Tamil Nadu Electricity Board,

10 19576

why fuse amperes rating are specified ratings like 32amp & 64 amps?

2 4203

what is data block in plc ? How the values of data block are written and read by hmi ? what is the difference between function and function block ?

2899

induction 3 phase motor terminal connection

2027

what is the formula or method to calculate RESIDENTIAL,COMMERCIAL & INDUSTRIAL load power?????

RRB,

3 4824

which circuit takes max. load & which circuit takes min. load i.e. SERIES CIRCUIT OR PARALLEL CIRCUIT??

3 5270


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Un-Answered Questions { Electrical Engineering }

What is an iron loss or core loss pi?

607


i want to know d working mechanism of tafe tractors next i like to know d engine type of apache bighs can anyone help me

1772


How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

1481


Name the types of motors used in vacuum cleaners, phonographic appliances, vending machines,refrigerators, rolling mills, lathes, power factor improvement and cranes.

666


what is the affect of earth's magnetic field on the frequency used in aircraft???

1516






what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?

1588


WHaT IS THE CONCEPT OF INDUCTION LAMPS IN MODERN LIGHTINGS, and HOW IT WORKS TO EMIT LIGHT ( AS NO ELECTRODES ARE PRESENT ) ?" COULD INDUCTION LAMPS CAUSE INTERFERENCE WITH COMUNICATIONS INTO A STORE USING INDUCTION LIGHTING ? WHAT IS THE BENEFIT OF USING THE LOW FREQENCY INDUCTION LAMP , VERSUS LED , AND VERSUS FLUORESCENT, AND VERSUS ANOTHER KIND OF LIGHTING . THANK yOU MOISES GUINDI

1623


EXPLAIN WHY THE SURGE CURRENT RATING OF AN MCCB OR CIRCUIT BREAKER DECREASES WITH INCREASE IN THE RATING OF MCCB OR CIRCUIT BREAKER.

1501


draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

1463


What is minimum phase system?

647


what is the isolation transformer. what is the isolator?

1585


What is Surge Capacitor? Why it is use in Generator Circuit Breaker?

4586


How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

1513


can i connect the two phases of scott connected transformer,if not why?

1491


Why we do 2 types of earthing on transformer (ie:)body earthing & neutral earthing , what is function. I am going to install a oo kva transformer & 380 kva dg set what should the earthing value?

644