when giving a supply to wounded coil it will get
magnetised, but the same is not if it is not wounded on a
core..and it is getiing short....why.......
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Answer Posted / kk
WHEN WE GIVE SUPPLY TO A WOUNDED COIL DUE TO SELF
INDUCTANCE PROPERTY OF COIL AN EMF IS PRODUCED WHICH IS IN
OPPOSITION TO THE SUPPLY AS PER LENZS LAW
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