The magnetic field around a current-carrying coil lasts
A) for a few hours
B) a few minutes
C) for ever
D) for the duration for which current flows through it
Answers
Answered by
1
Answer:
for the duration for which current flows through it
Answered by
1
Explanation:
for for the duration for which current flows through it because during that duration it acts as a temporary magnet. and when the current is stop the magnetic field of the the coil also lost.
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