What is the electric field outside the cylinder (r > R)?
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- How many excess electrons must be uniformly distributed throughout the volume of an insulating sphere with radius 8cm in order to produce an electric field of 1350N/C on the surface of the sphere? (Take 1/4T€0 2 9 × 10°N. m2/C2 and le = 1.6 × 10–1ºC) O a. 6.0 x 10° O b. 1.5 x 107 O. 8.0 x 106 O d. 7.6 x 107 O e. 3.6 x 10° O f. 1.2 x 1010 O g. 7.2 x 10 O h. 4.8 x 108what is the electric field for r<6cm ? what is the electric field for r>6cm ?What is the electric field due to a point charge of 25 ?C at a distance of 1 meter away from it?