Question

A straight wire of length π/2 m is bent into a circular shape. O is the center of the circle formed and P is a point on its axis which is at a distance 3 times the radius from O. A current of 1 A is passed through it. Calculate the magnitude of the magnetic field at the point O and P​

Answer 1

Answer:

मू को भी अपनी बेटी से दूर रहें तो हम