As per the right hand thumb rule, Thumb : ......... : : fingers : ..........
State right hand thumb rule which describes the direction of magnetic field around a current carrying wire.
When the thumb of a right hand is pointing in the ___, the direction of curl of fingers will be the direction of magnetic field lines.
According to the right-hand thumb rule, if the thumb points in the direction of current, then the other fingers encircle in the direction of the _____.