7. An electromagnetic wave with a peak magnetic field component of 1.5 x 10-7 T has an associated peak electric field component of what value? (Ho = 4x x 10-7 T.m/A, So = 8.85 x 10-12 C2/N.m2 and c = 3.00 x 108 m/s) (a) 0.50 x 10-15 N/C (b) 2.00 x 10-5 N/C (c) 2.20 x 104 N/C (d) 45 N/C