As shown in figure a conductor carrying a current I. Find the magnetic field intensity at the point 'O'.
Options:
(a) `5/24 π_0/pixx1/ rthetahatk`
(b) `(-5)/24 π_0/pixx1/ rthetahatk`
(c) `(-7)/24 mu_0/pixx1/ rthetahatk`
(d) `-5/24 0/pixx1/ rthetahatk`