Problem 3 (40 points) An isolated charged insulating solid cylinder 1 m long with radius of r1=10 cm is carrying charge of 4.8 x 10-16 C An above solid cylinder is surrounded by a hollow charged to +5.6 x 10-16 C conducting cylinder 1 meter long with inner radius of m = 40 cm and outer radius r3 = 50 cm Using Gauss' law , Find the Electric eld at a) (20 points) r= 5 cm b) (10 points) r= 25 cm c) (10 points) r= 60 cm Use may use the following constants: e = -1.6 x 10'19 C , k: 8.99 x 109 N m2/C2 , so = 8.854 x 10-12 C2I'Nm2