A Farsighted Person Cannot See Clearly Objects That Are Closer

question 1

Multiple Choice

A farsighted person cannot see clearly objects that are closer to her eyes than 60.0 cm.Which one of the following combinations represents the correct focal length and the refractive power of the contact lenses that will enable her to comfortably see the objects at a distance of 25.0 cm from her eyes?

• A)-42.9 cm,+2.33 diopters
• B)-42.9 cm,-2.33 diopters
• C)+42.9 cm,+2.33 diopters
• D)+42.9 cm,-2.33 diopters
• E)+60 cm,+42.9 diopters

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Definitions:

Economy's Resources

The total assets available for production, including land, labor, capital, and entrepreneurship, within a given economy.

Unemployment

The situation when individuals who are able and willing to work cannot find employment, often measured as a percentage of the labor force.

Inefficient

Lacking in productivity and not making the best use of resources, resulting in wasted effort or economic inefficiencies.

Production Possibilities Frontier

A curve depicting the maximum achievable levels of two or more products given a fixed amount of resources.