Question

Electric current is flowing through a wire in east to west direction.The direction of magnetic field at a point directly above it is from-

Answer 1

Answer:

into the he board.

Explanation:

If the thumb points towards the direction of current ehen holding a current-carrying straight conductor in your right hand,then your fingers will wrap around the conductor in the direction of the field lines of the magnetic field. This is right hand thumb rule.

According to right hand thumb rule the direction of the magnetic field around the current carry current is into the board if current flows in east to west direction.