A Lens Is Used as a Magnifier

question 5

Multiple Choice

A lens is used as a magnifier. Which of the following statements is incorrect?

• A) The focal length of the lens must be negative.
• B) The magnification is greatest when the eye focuses at the near point.
• C) The refractive power of the lens is positive.
• D) The lens is convex.

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Definitions:

Diversity Jurisdiction

Federal courts' authority to hear lawsuits involving parties from different states or countries, based on their diversity of citizenship.

Corporation

A firm that is authorized by statute to act as a legal entity separate and distinct from its owners (shareholders).

Federal Courts

Courts established by the federal government of a country, which have jurisdiction over matters outlined in the federal constitution.

Independent System

A system that operates autonomously, without dependence on external systems or factors, often used in the context of power grids or computing.