Q.1 Let the electric flux density: D = 8psino ap + 4pcoso a C/m². a) find Div D b) find the volume charge density at P (2.6, 380, -6.1). c) How much charge is enclosed inside the region defined by: 0<p< 1.8,200 << 70°, 2.4<z < 3.1 Q.2 Given the electric flux density: D = 15p2sino ap + 10p² cos a C/m² Evaluate both sides of the Divergence Theorem for the region 0<p<2m, 1<< 2 rad., 1<z<2m Q.3 Inside a cylindrical shell, 3< p<4 cm, the electric flux density is given as D=5(p-3)³ ap C/m2 a) What is the volume charge density at p = 4 m? b) What is the electric flux density at p = 4 m?