As Shown in the Figure,a Square Insulating Slab 5

question 21

Multiple Choice

As shown in the figure,a square insulating slab 5.0 mm thick measuring 2.0 m × 2.0 m has a charge of 8.0 × 10^-11 C distributed uniformly throughout its volume.Use Gauss's law to determine the electric field at point P,which is located within the slab beneath its center,1.0 mm from one of the faces.
(ε₀ = 8.85 × 10^-12 C²/N • m²)

• A) 0.68 N/C
• B) 14 N/C
• C) 23 N/C
• D) 34 N/C
• E) 57 N/C

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