A wire carrying current I has the shape as shown in the given figure. Linear parts if the…

Physics · Class 12 · CBSE — Moving Charges and Magnetism

1. \(\vec{B}=\frac{\mu_{0}}{4 \pi} \frac{I}{R}(\pi \hat{i}+2 \hat{k})\)
2. \(\vec{B}=-\frac{\mu_{0}}{4 \pi} \frac{I}{R}(\pi \hat{i}-2 \hat{k})\)
3. \(\vec{B}=-\frac{\mu_{0}}{4 \pi} \frac{I}{R}(\pi \hat{i}+2 \hat{k})\)
4. \(\vec{B}=\frac{\mu_{0}}{4 \pi} \frac{I}{R}(\pi \hat{i}-2 \hat{k})\)

Answer

(C) B =- _ 0 4 I R ( i +2 k )

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