An Initially Uncharged Parallel Plate Capacitor Is Charged by a Battery

question 37

Multiple Choice

An initially uncharged parallel plate capacitor is charged by a battery. The battery is then disconnected. Which of these statements applies at that point?

• A)There is no charge on either plate of the capacitor.
• B)The magnitude of the electric field outside the space between the plates is approximately zero.
• C)The capacitance now increases when the distance between the plates increases.
• D)The capacitor can be discharged by grounding either of its two plates.

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Definitions:

Monopolizing

involves the domination of a market by a single producer or company, reducing competition and potentially controlling prices and supply in that market.

Abusive Means

Practices or methods that are harmful, manipulative, or intended to exploit or oppress individuals or groups.

Herfindahl Index

A measure of market concentration that calculates the sum of the squares of the market shares of the firms within an industry, used to assess the competition level.

Market Shares

The percentage of an industry's sales that a particular company controls.