A) \[\frac{{{\mu }_{0}}i}{4r}\]
B) \[\frac{{{\mu }_{0}}i}{2r}\]
C) \[\frac{{{\mu }_{0}}i}{2\pi r}(\pi +1)\]
D) \[\frac{{{\mu }_{0}}i}{2\pi r}(\pi -1)\]
Correct Answer: C
Solution :
The magnitude of the magnetic field at point O due to straight part of wire is \[{{B}_{1}}=\frac{{{\mu }_{0}}i}{2\pi r}\]You need to login to perform this action.
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