what happen when dc supply is given to the transformer

Answer Posted / sandeshg

when DC supply is given to the transformer transformer winding
s gets heated up because of unidirectional current flows
through the conductor. basically transformer needs varying
source(AC)for induction(basic principle) but DC is
unidirectional.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

H.t motor 6600 volt to same motor lt supply 440volt supply applyed to h.t motor to effect....

1468


hi this is hema, r there any books in particular for the preparation of the APPSC-A.E.E(electrical), if so please mail me the names ... thank u .

1490


briefly explain the main blocks found in a microprocessor based system

1715


how to conduct dc resistance test for rotor of an alternator and how to measure the rotor dc resistance value theoritically?

2819


Terminal blocks is used for segregate the connections... There is any principle for terminal block..?

1676






In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

1446


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1537


how to calculate energy of 3-phase motor?

1553


What is Auto Mains Failure Panel & Auto Synchronizing Panel

1443


How to decide no. of Step and Kvar for APFC Panel 40 kvar MD: 33.12 KVA Avg pf : 0.8540

668


what is mean by Digital Logic Meter (DLM)

1864


what is the acceptable value of TAN DELTA and dissipation factor for 11kV, 1.75HP Motor?.

3708


for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?

612


If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?

1635


WHAT ARE THE EFFECTS OF SERIES RESONANCE AND PARALLEL RESONANCE ON THE CIRCUITS PARAMETERS?

1487