V Part A In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of 91.0 KHz and an rms strength of 7.65 x 10-9 T. Assume that the wave travels in free space. What is the frequency of the electric field? Express your answer to three significant figures and include the appropriate units. ? f = Value Units Submit Request Answer V Part B What is the rms strength of the electric field? Express your answer to three significant figures and include the appropriate units. HA ? ErmS = Value Units Submit Request