A Huge (Essentially Infinite)horizontal Nonconducting Sheet 10

question 3

Multiple Choice

A huge (essentially infinite) horizontal nonconducting sheet 10.0 cm thick has charge uniformly spread over both faces.The upper face carries +95.0 nC/m² while the lower face carries -25.0 nC/m².What is the magnitude of the electric field at a point within the sheet 2.00 cm below the upper face?

• A)0.00 N/C
• B)3.95 × 10³ N/C
• C)6.78 × 10³ N/C
• D)7.91 × 10³ N/C
• E)1.36 × 10⁴ N/C

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