Two Point Charges,separated by 15 Cm,have Charge Values of +2

question 22

Multiple Choice

Two point charges,separated by 15 cm,have charge values of +2.0 µC and −4.0 µC,respectively.What is the value of the mutual force between them? (k_e = 8.99 × 10⁹ N⋅m²/C²)

• A) 8.0 × 10−¹² N
• B) 3.6 × 10−⁸ N
• C) 320 N
• D) 3.2 N

Explain how specialization and exchange can lead to increased economic efficiency.

Analyze how the distribution of income and the concept of fairness play a role in economic discussions.

Understand how opportunity costs vary among nations and the factors contributing to these differences.

Understand the principle of the law of comparative advantage.

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