An Infinite Plane of Surface Charge Density $\Sigma$ = +800 NC/m² Lies in the Yz Plane at the Origin

question 12

Multiple Choice

An infinite plane of surface charge density $\Sigma$ = +8.00 nC/m² lies in the yz plane at the origin, and a second infinite plane of surface charge density $\Sigma$ = -8.00 nC/m² lies in a plane parallel to the yz plane at x = 4.00 m. The electric field at x = 3.50 m is approximately

• A) 226 N/C
• B) 339 N/C
• C) 904 N/C
• D) 452 N/C
• E) zero

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