a current through a horizontal power line flows in east to west dirction. The direction of the magnetic field at a point is directly below is from which direction?
Asked by | 30th Aug, 2012, 08:34: PM
The current is in the east-west direction. Applying the right-hand thumb rule, we can find the direction of magnetic field associated with a current carrying conductor. The direction of magnetic field at a point directly below the wire is from north to south.
Answered by | 31st Aug, 2012, 10:37: AM
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