V Part A If at a particular instant and at a certain point in space the electric field is in the +x-direction and has a magnitude of A sinusoidal electromagnetic wave is propagating in 4.90 V/m, what is the magnitude of the magnetic field of the wave at this same point in space and instant in time? a vacuum in the +z-direction. Express your answer in teslas. VO AED ? B = T Submit Request Answer Part B What is the direction of the magnetic field? O - y - direction O - z - direction O + y - direction Submit Request