A straight wire is kept horizontally along east-west direction. If a steady current flows in wire from east to west, the…
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A straight wire is kept horizontally along east-west direction. If a steady current flows in wire from east to west, the magnetic field at a point above the wire will point towards
✓ Correct answer: c)
North
Explanation
\(B=\frac{{\mu }_{0}i}{2\pi r}\)
from Right hand thumb rule, direction of B is North.
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