Ф = Q/є0= [30(1.60 * 10-19)/8.85 * 10-12] = 5.42 * 10-12Newton*meter/Coulomb Answer b. Rearranging the equation of electric flux and expressing the area as per radius can be used to calculate the electric field. Ф = EA = 5.42 * 10-12Newton*meter/Coulomb E = (5.42 * ...