In this sum they have asked to find magnitude and directi on

Last updated: 6/14/2023

In this sum they have asked to find magnitude and directi on of magnetic field at point P Why have they taken cos here instead of sin Sol i 4a i 4a Bp BD 0 ABA Magnetic field at point P Hoi 4 a 5a 3a 3a cos 0 cos 0 Hoi 4 3a From the figure PA 3a 4a PA 25a 4 From the figure cos 0 5 cos 0 cos 0 PA 5a f the Hoi 6 Cos 0