At a particular instant of time, a light beam traveling in the positive direction has an electric field given by E= (6.22N/C )x + (2.87N/C)y.

At a particular instant of time, a light beam traveling in the positive direction has an electric field given by E= (6.22N/C )x + (2.87N/C)y.The magnetic field in the beam has a magnitude of at the same time.Write B in terms of unit vectors.