The figure below shows a solid conducting sphere with radius R = 7.00 cm. Upon inspection, the electric field at a distance r = 9.00 cm from the center of the conducting sphere is +250. kN/C. What is the surface charge density of the conducting sphere? (E0 = 8.854 x 10-12 C2/N-m2)

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Question 28
The figure below shows a solid conducting sphere with radius R = 7.00 cm. Upon inspection, the electric field
at a distancer = 9.00 cm from the center of the conducting sphere is +250. kN/C. What is the surface charge
density of the conducting sphere? (E0
= 8.854 x 10-12 C²/N-m²)
R->
+3.66
m2
O +3.66 nC
m2
O none of the given choices
O +1.34 nC
m²
O +1.34
Transcribed Image Text:Question 28 The figure below shows a solid conducting sphere with radius R = 7.00 cm. Upon inspection, the electric field at a distancer = 9.00 cm from the center of the conducting sphere is +250. kN/C. What is the surface charge density of the conducting sphere? (E0 = 8.854 x 10-12 C²/N-m²) R-> +3.66 m2 O +3.66 nC m2 O none of the given choices O +1.34 nC m² O +1.34
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