What is the energy equivalent of an object with a mass of 4.1 kg? 1.2 * 10 ^ 9 * J 1.4 * 10 ^ 35 * J 3.5 * 10 ^ 18 3.7 * 10 ^ 17 * j

Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward