A Nearsighted Person Has a near Point of 12 Cm

question 136

Essay

A nearsighted person has a near point of 12 cm and a far point of 17 cm. If the corrective
lens is 2.0 cm from his eye, (a) what lens power will enable this person to see distant
objects clearly, and (b) what then will be the new near point of his eye?

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Definitions:

Accordion Concerts

Live musical performances featuring the accordion, a portable keyboard instrument with bellows and sometimes buttons or keys.

Market Segmentation

The process of dividing a broad consumer or business market, normally consisting of existing and potential customers, into sub-groups of consumers based on some type of shared characteristics.

Marginal Cost

The cost of producing one additional unit of a good or service, calculated by the change in total cost that arises from an extra unit of output.

Demand

The measure of a good or service that people intend and are able to acquire at differing prices throughout a designated time span.