If a current of negative charge flows in a circle in the direction of one's curled fingers of the right hand, the resulting magnetic field would be in the direction
A) of the right index finger.
B) of the thumb of the right hand.
C) opposite to the thumb of the right hand.
D) of due north.
Fill in the Blank Questions

Question

Quizplus · Accepted Answer

According to the right-hand rule, if a negative charge flows in the direction of the curled fingers, the magnetic field direction is opposite to the thumb.

If a Current of Negative Charge Flows in a Circle