At a particular instant, charge = 4.80×10^?6 C is at the point (0, 0.250 m , 0) and has velocity (9.20 x 10^5 m/s) i. Charge = ?2.90×10?6 C is at the point (0.150 m , 0, 0) and has velocity (-5.30 x 10^-5) j.
At this instant, what is the magnetic force that exerts on ?