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(Solved): please help i dont know what to do for the other two and why a is wrong!!!!! As shown in the figure ...
As shown in the figure below, a solid insulating sphere of radius \( a=5.00 \mathrm{~cm} \) carries a electric field (in \( \mathrm{N} / \mathrm{C} \) ) at each of the following distances from the center of the spheres. * Your answer cannot be understood or graded. More Information N/C j Nic \( \sim \mathrm{N} / \mathrm{C} \) n/C
Expert Answer
a) Q = Total charge on the insulating sphere = 3 x 10-6 C a = radius of the insulating sphere = 5 cm = 0.05 m V = volume of insulating sphere = 4a3/3 Volume charge density for the insulating sphere is given as = Q/V = ((3 x 10-6 )/(4a3/3)) r = radius