A Magnifying Lens Has a Focal Length of 10 Cm

question 91

Short Answer

A magnifying lens has a focal length of 10 cm. A person has a near point of 25 cm.
(a) What is the magnification of the lens for that person when their eyes are focused at infinity?
(b) What is the magnification of the lens for that person when their eyes are focused at their near point?

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Definitions:

Coolie Trade

The historical trade of laborers from Asia, particularly China and India, under contracts that were often exploitative, to work in various parts of the world.

Indentured Laborers

Individuals who worked for a specified period in exchange for passage to the New World, often under harsh conditions.

Chinese Laborers

Workers from China, often who were recruited in the 19th and early 20th centuries to perform labor-intensive tasks, notably on the Transcontinental Railroad and in mining operations.

Sex Workers

Individuals who engage in sexual activities in exchange for money or goods, often within a structured industry.