Interested to Buy Any Domain ? << Click Here >> for more details...
What happens when DC supply is given to transformer
- 4 Answers
- 8317 Views
- CESC, IBM, I also Faced
- E-Mail Answers
Answer Posted / arun singh mehra
when a dc supply is given to a transformer initially a flux is generated in primary windings but there is no emf produced because of e=-d(change in flux)/change in time.and there is no
output produced in the secondary output.
| Is This Answer Correct ? | 10 Yes | 7 No |
Post New Answer View All Answers
sail kaott diploma ece ke interviw me qus.kis parkar ke aate hai aur G.S me kya puchate hai kya sameedyaan me kis parkar ke qu.puchate hai
which motor have relatively high power factor and what is reason for have high pf? 1.capacitor run motor 2.shaded pole motor 3.capacitor start motor 4.split phase motor
in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain
What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines
Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere
What is rotating magnetic field?Discuss elaborately.
How to convert a two phase power into a three phase power in induction machine?
why single phase to grd test in HV cable?why not 2 phase at a time?
operation of protection relay watchdog contact?
How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?
State the other types of Air Conditioners?
why we use copper earthing for neutral while for body GI.
what do you mean by type zero control sytem ?Give an practical example of type zero contol sytem?
How would you calculate power loss in a resistor?
What is mean by hot and cold loop testing? What is the difference between them?
