A) \[\frac{{{\mu }_{0}}}{2\pi }\,\,\,\frac{l}{r}\,\,\cot \,\,\left( \frac{\alpha }{2} \right)\]
B) \[\frac{{{\mu }_{0}}}{4\pi }\,\,\,\frac{l}{r}\,\,\cot \,\,\left( \frac{\alpha }{2} \right)\]
C) \[\frac{{{\mu }_{0}}}{2\pi }\,\,\,\frac{l}{r}\,\,\cot \,\,\frac{\left( 1+\cos \frac{\alpha }{2} \right)}{\sin \left( \frac{a}{2} \right)}\]
D) \[\frac{{{\mu }_{0}}}{4\pi }\,\,\,\frac{l}{r}\,\,\sin \,\,\left( \frac{\alpha }{2} \right)\]
Correct Answer: C
You need to login to perform this action.
You will be redirected in
3 sec