Three Thin Lenses,each of Focal Length F,are Placed in Contact

question 69

Multiple Choice

Three thin lenses,each of focal length f,are placed in contact.What is the resulting focal length of the combination?

• A)f
• B)3f
• C)f/3
• D)3/f

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Definitions:

Equity Multiplier

A financial ratio that measures the amount of a company's assets that are financed by its shareholders' equity.

Common Stock

A type of equity security that represents ownership in a corporation, entitling holders to a share of the corporation's profits and assets.

Market Price

The ongoing rate for transactions involving the purchase or sale of assets or services.

Debt-To-Equity Ratio

A financial proportion depicting how much of a company's assets are financed through debt versus equity from shareholders.