Hi Recently I got one formula that is

Impedence of Xformer = Rated KVA/Root 3 * secondry voltage
OF Xformer. Is it Right??????

Answer Posted / k.prakashchandra

That is for phase current

Is This Answer Correct ?    3 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

best manufacturer for busbar for outdoor switchyard having double bus bar scheme, can any one share technical specification of busbar. 132kv voltage ?

1244


If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?

691


what is RFID? thire application;

1526


When lag/lead/lag-lead compensation is employed?

722


How many kw will suply from one db

1067






If a high resistance fault occurs,then what are the changes will happen in the system?

964


What is a copper loss or i2r loss pc?

704


what is under coal gassification?

1626


what is the formula of starting current of 3phase and 1 phase motor???

1714


What is the Good Earth resistance value of G.I & Cu. Chemical Earthing & Normal Pipe Earthing?

1871


What is notching in dc machine?

1499


working principles of cf lamp,incandescentlamp and f lamp?

1834


A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.

1676


In siemens PLC, why do we want to move the data ?

1848


Hi I'm doing my MBA(3rd semester).I applied for the post of ET conducted by BHEL the last year.I cleared the written and lost in personal interview.Again I wrote the exam this time and cleared the written n yet to take the personal interview.Shall I disclose in the interview about my studies.What shall i say if they ask about my change from studies to job

1639