How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?3490
how rating of transformer is selected for any new plant/what kind of load is cosidered/what kind of fadtors are considered/ pz give standard procedure2 3058
what is the relation between voltage & frequency11 48682
what is the earth to neutral voltage(maximum and minimum) according to ieee standards4 6344
what is potentiometer & rheostat3 5777
What happen if you keep open the Neutral Grounding Switch in open condition of the HT Generator at starting and again on load if it open then?1 3536
by what factor the starting current is used when comparing star and delta connection for motor starting?1145
what are the uses and applications of rectifiers?3 3516
In oil transformer which oil is used & what should be the insulation resistance & heating capacity.2 3351
hi.. i am krishna. i've complide my diploma engg.in electrical.i applied many places for jobs.but i am always fear from written test.ican't get success in it. i think my basic engg. is weak..show me some idea please..!5 5237
in dc series motor if field wdg is shorted then
15hp motor wound by 0.9mm & 0.95mm magnet wire. at no load test it draw 4.2A current. Another motor with same condition draw 9.2A current. How can that occur? pls help
which metal is use in shunt
What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?
PLS MENTION QUESTIONS ASKED IN IOCL INTERVIEW FOR ELECTRICAL EGG??
i m doing DEEE in part time,can i join regular cources in BE,,IF i join what the cources can i select like (civil,ece,IT) ,,kindly advice
In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.
how to select fuse rating for a 3-phase motor ???
How to calculate the Efficiency of Chiller
How CFL &T5 tube light glows?
Difference between Earthing Truck & Earthing trolly for HT panel
0.5,1,1.5,2.5,22.214.171.124,10,16 square mm electrical wires how much take maximum current in 50htz
Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain
HOW TO CALCULATE THE REGULATION OF 100 AND 25 KVA TRANSFORMER
Atwhat condition reverse power relay will act?