A long wire is bent as shown in Fig. what will be the magnitude and direction of the field at
Channel: Doubtnut
Date: 2020-08-30

A long wire is bent as shown in Fig. what will be the magnitude and direction of the field at the centre O of the circular portion, if a current I is passed through the wire ? Assume that the various portions of the wire do not touch at point P.  img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/SLA_NP_PHY_XII_C09_S01_021_Q01.png" width="80%"