Question

what is used to find the direction of the magnetic line of force around a conductor a. bar magnet b. magnetic needle c. disc magnet d. spherical magnet​

Answer 1

(b) Magnetic needle

Answer 2

Hello!

I think the answer is B.

Magnetic needle is used to find the direction of the magnetic line of force around a conductor.

Hope this helps you!

Have a nice day! :)

:D

-Charlie

Thanks!