A Pair of Parallel Conducting Plates Have Potentials of −17

question 51

Multiple Choice

A pair of parallel conducting plates have potentials of −17 V and 55 V, respectively. An electron is ejected from the plate at potential −17 V and travels to the plate at 55 V. What is the change in the electron's potential energy as it makes this journey?

• A) 6.1 × 10⁻¹⁸J
• B) −6.1 × 10⁻¹⁸J
• C) 1.2 × 10⁻¹⁷J
• D) −1.2 × 10⁻¹⁷J

Analyze the inefficiencies associated with monopolies, including lack of incentive to cut costs and innovate.

Understand the effects of monopolistic practices on market equilibrium, consumer surplus, and deadweight loss.

Identify the components and consequences of deadweight loss in monopoly pricing.

Understand the concept and implications of perfect price discrimination by monopolists.

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