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Question
Physics
The current is flowing in south direction along a power line. The direction of magnetic field above the power line (neglecting earths field) is:
Q. The current is flowing in south direction along a power line. The direction of magnetic field above the power line (neglecting earths field) is:
6417
232
Punjab PMET
Punjab PMET 2004
Moving Charges and Magnetism
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A
south
11%
B
east
31%
C
north
31%
D
west
27%
Solution:
The direction of magnetic field is always perpendicular to the direction of the flow of the current. Hence, the direction of magnetic field is east.