Two Very Large, Flat Plates Are Parallel to Each Other

question 57

Multiple Choice

Two very large, flat plates are parallel to each other. Plate A, located at y = 1.0 cm, is along the xz-plane and carries a uniform surface charge density -1.00 μC/m². Plate B is located at y = -1.0 cm and carries a uniform surface charge density +2.00 μC/ m². What is the electric field vector at the point having x, y, z coordinates (-0.50 cm, 0.00 cm, 0.00 cm) ? (ε0 = 8.85 × 10^-12 C²/N ∙ m²)

• A) (+1.13 × 10⁵ N/C) î
• B) (-2.83 × 10⁵ N/C) ĵ
• C) (+1.19 × 10⁵ N/C) ĵ
• D) (+1.69 × 10⁵ N/C) ĵ
• E) (-1.19 × 10⁵ N/C) ĵ

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Definitions:

SUTA

State Unemployment Tax Act; a type of payroll tax that employers pay to their state to fund the state's unemployment insurance program.

State Rate

Often refers to the interest rate or tax rate set by individual states, which can vary from one state to another.

FUTA

The Federal Unemployment Tax Act, legislation that funds unemployment compensation programs in the United States.

SUTA

State Unemployment Tax Act, a payroll tax paid by employers to fund state unemployment insurance programs.