When the thumb of a right hand points in the direction of the current, the fingers will curl in the direction of magnetic field lines.
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 _____.
When a current carrying conductor is held in a way that the thumb faces the direction of the current, the direction of the curl of fingers corresponds: