what will be happen if we apply D.C supply to the
transformer

Answer Posted / nitin

IF DC SUPPLY IS APPLIED 2 TRANSFORMER, THERE WOUNT B ANY
RATE OF CHANG OF FLUX IN THE PRIMARY COIL. THUS THIS NON
CHANGING FLUX B INDUCED TO THE SECONDRY. SO NOW ONLY 1
SPIKE OF TRANFORMED FLUX WILL APPEAR THERE, SOONLY A
MOMENTOUS VARYING CURRENT WILL BE OBSERVED IN THE SECONDRY
OUTPUT. AFTER THAT SPIKE THERE WILL BE NO OUTPUT. IN
OVERALL THE TRANSFORMER WOUNT FUNCTION.

Is This Answer Correct ?    11 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

where solid grounding and where grounding through ngr done and why?

2094


how can i apilly for electrical c licencese.sir,i completed B.Tech in electrical & electronics engineering in 201onot working any company

1482


hi friends this is a newcomer in your community of enthusiastic peoples. i am preparing for SSC (CPWD JUNIOE ENGG EXAM FOR ELECTRICAL) pls guide me on the same how to crack it? PLS LET ME KNOW IS ANYONE THERE WHO PASED IT? CAN I GET THE QUESTION PAPERS OF PREVIOUS EXAMINATIONS?

1780


what is a bus post insulator? explain its application in a substation.

11739


PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F

1789






I am B.E.electrical engineer having 7 years of experience in Transformer testing upto 315 MVA.I want to khow how I can get the 'Electrical Valuer' License.

1703


how many stairs have you climbed while you were coming

1698


What is open delta Xformer? It's adavntages & Use?

1778


Is it possible to measure the voltage of a battery from a single terminal?

1235


Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to varshashahi@yahoo.com

1565


Why field rheostat is kept in minimum position while armature rheostat at maximum position?

624


Why single phase induction motors are not self starting ?

1056


At what factor resistance r of a conductor depends?

641


How does an induction motor start?

742


Why derating factor os applied on Cables?

1515