Can We Apply DC POWER To Transformer????
And Why????
Answer Posted / uma
When the transformer is used with dc excitation, flux rises to the point where magnetic saturation occurs, causing a large increase in magnetizing current & overheating of the transformer. therefore they operate in ac.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
What are the advantages of stationary armature and rotating field system?
why single CT used in DOL starter power circuit?
What do you mean by a phase angel of instrument transformer?
Sir, I m 3rd year student 4m DCE and want to do internship in siemens or l&t or any other mnc related to electrical engineering. please tell me the procedure 4 same and oblige me
What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?
why they were using TRIAC instead relay in some controllers and what is the advantages.
what is the difference between vector scale and vector diagram?
Does the motor power displayed on the Motor name plate is the mechnical power motor delivers or it is consumed power from the system?
Which types of gate insttaled in static switch. Please give me answer.
Merits & Demarits of Oil circuit & Air circuit breakers ?
what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors
What kinds of decision are made about CT from it's Knee point(voltage & current)?
I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in
Why earthing is necessary for any equipment?
Direction of flow of active power and reactive power with logic?