A particle with mass 1.81 X l0-3 kg and a charge of 1.22 X l0-8 C has,

Question:

A particle with mass 1.81 X l0-3 kg and a charge of 1.22 X l0-8 C has, at a given instant, a velocity u = (3.00 X l04 m/s )j. What are the magnitude and direction of the particle's acceleration produced by a uniform magnetic field B = (1.63 T) i + (0.980 T) J?