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What is the magnetic field on the y-axis at a distance of 0.7m in the following diagram. Take current element $Δx\hat i$ with current of 10A and Δx=1 cm.
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$2×10^{-8}\hat k T$ $1.1×10^{-8}\hat k T$ $-2.3×10^{-8}\hat k T$ $-2×10^{-8}\hat k T$ |
$2×10^{-8}\hat k T$ |
The correct answer is Option (1) → $2×10^{-8}\hat k T$ |
