Charge of Uniform Density (40 PC/m²) Is Distributed on a Spherical

question 66

Multiple Choice

Charge of uniform density (40 pC/m²) is distributed on a spherical surface (radius = 1.0 cm) , and a second concentric spherical surface (radius = 3.0 cm) carries a uniform charge density of 60 pC/m². What is the magnitude of the electric field at a point 4.0 cm from the center of the two surfaces?

• A) 3.8 N/C
• B) 4.1 N/C
• C) 3.5 N/C
• D) 3.2 N/C
• E) 0.28 N/C

---

Definitions:

Investments

Assets purchased with the goal of generating income or appreciating in value over time.

Accounting Changes

Accounting Changes are modifications in the accounting methods, estimates, or reporting entity that affect the financial statements of a company.

Net Income

The total earnings of a company after subtracting all expenses from revenues, also known as net earnings or net profit.