Question

When using the right-hand rule to determine the direction of the magnetic force on a charge, which part of the hand points in the direction that the charge is moving?

palm
fingers
back
thumb

Answer 1

fingers

Explanation: point your right-hand fingers in the velocity (v) direction, curl them toward the magnetic field (B); your thumb then points in the force (v × B) direction for a positive charge (reverse for a negative charge).