A long wire carrying a current i is bent to form a plane angle alpha`. `Find the magnetic field B at a point on the bisector of this angle situated at a distance x from the vertex. `

Explanation

Net `B = (mu_oi)/(2pix sin ((a)/(2)) + (mu_oi)/(2pix sin((a)/(2))`
`=um_oicosec((a)/(2))/(pix)`.