A Magnifying Glass Has a Focal Length of 7

question 27

Multiple Choice

A magnifying glass has a focal length of 7.0 cm.What is the angular magnification if the image is viewed by a person having a relaxed eye with the near point of 25 cm?

• A)1.6
• B)2.6
• C)3.6
• D)4.6

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Definitions:

Operations

The day-to-day activities involved in running a business, such as production, sales, and administration.

Residual Value

The estimated value that an asset will have at the end of its useful life, after depreciation has been deducted.

Useful Life

The estimated duration a fixed asset is expected to be economically useful to an organization, beyond which it may be depreciated or disposed of.

Average Rate of Return

A financial ratio that measures the profitability of an investment, calculated as the average annual profit divided by the initial investment cost.