Yes, an object<span> that was set in motion in the past by some force, but that is no longer being acted on by a net force, is </span>moving<span> but with </span>zero acceleration<span>, i.e. it is </span>moving<span> at constant velocity.</span>
Anything times zero is zero
Magnetic fields are an area around a magnetic material or a moving electric charge with which the force of magnet
You would want it to be greater than D. friction force
It needs be greater than the friction applied to it.