Electrical Engineering Interview Questions
Questions Answers Views Company eMail

if we have 380 KVA DG. how to calculate Power Factor. With detailed formula

1 5246

why ht11kv supply needs discharging during shut down time

1 3073

what are the advantage of UG cables over the over head lines

DVC,

2 4459

What is corona? and what is the purpose of corona belt in substation ? why they connect these end of the buses ?

2 5697

What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

ABC, ACB,

2001

why rating of generator is kva but motor is kw ?

4 11385

how to identify small motor and generator?

1 3392

what safety use in electrical panel

3 5456

What is class X ct? What rare its uses?

2 5471

1.What do you mean by inductive and capacitive parts of an electric circuit. 2.What do you mean by decrease of inductane and capacitance of a network? Please dont give me the text book answer.3. What is class X ct and its applications?

2 3611

list the type of vfd? wich is sutable for heating kiln?

AluChem,

1587

How to calculate & connection of 900KVA generator 2 sets & load(1500A)? How to choose cable size and ACB size for this load & generator? please explain me detail. Regards, Mr.Han

Powermec, TATA,

3 9284

working principle of AC Servo Motor with its construction

TATA,

8318

what is IP65 & What is its advantages

1 3994

how to reduce the transformer size in ups ?

2 4610


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Un-Answered Questions { Electrical Engineering }

What is Tachometer used to measure?

729


Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

1450


how can i determine the gear ratio for a rack and pinion system if an electronic gate operated by an electric motor is to travel a distance of 5meters in 15 seconds.

1615


How will change the frequency in distribution side?

1353


explain PV modules in solar energy generation.

1407






defination of lines

1525


how i can calculate the size for fire cable

1482


why did youi choose this career?

1717


what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

4348


What is CCT (Correlated Color Temperature) ?

1491


Starting Time of LT & HT Motor

1460


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

1530


1.what is the funtion of chiller primary & scondary pumps. 2.what is the use of distribution lines & Types. 3.what is the use the thermal power stations & how much capacity.

1515


How to define Kirchhoff current law and voltage law along with simply examples.

1206


what will happen if i connect 12 volt battery with 24 volt battery charger.

1447