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A solid conducting sphere of radius 2.00 cm has a charge of 8.30 μC.


 A solid conducting sphere of radius 2.00 cm has a charge of 8.30 μC. A conducting spherical shell of inner radius 4.00 cm and outer radius 5.00 cm is concentric with the solid sphere and has a charge of -3.00 μC. Find the electric field at the following radii from the center of this charge configuration.

 

(a) r= 1.00 cm 

(b) r = 3.00 cm 

(c) r = 4.50 cm

(d) r = 7.00 cm

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Answer #1

Direction of electric field will be outward.

Inside a conductor, electric field is zero.

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