Question

please explain the right hand thumb rule

Answer 1

According to it, when we hold straight wire in right hand in such a way thumb is stretched towards the direction of current, then curls fingers give the direction of magnetic field produced by current.
Hope this help you....

Answer 2

HEY MATE HERE IS YOUR ANSWER:-

If we hold a wire carrying current in our right hand such that the thumb points along the direction of the current the fingers will curl along the direction magnetic field lines.

HOPE IT HELPS ☺️