If the Potential Difference Across the Plates of a Capacitor

question 55

Multiple Choice

If the potential difference across the plates of a capacitor is doubled, what happens to the energy stored?

• A) It stays the same.
• B) It doubles.
• C) It quadruples.
• D) It halves.
• E) It increases by a factor of 1.414.

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Definitions:

Earnings Rate

The rate at which a company or investment generates income, usually expressed as a percentage of the investment or the company's capital.

Compound Interest

Interest on a deposit or loan that is calculated based on the initial amount along with the total of all interest accumulated in earlier periods.

Present Value Index

A financial calculation that allows the comparison of the present value of cash inflows to the present value of cash outflows.

Rate of Return

A measure of the profitability of an investment, expressed as a percentage of the original investment.