A Camera Is Used to Photograph the Full Moon,which Has $\degree$

question 5

Multiple Choice

A camera is used to photograph the full moon,which has an angular diameter of 0.51 $\degree$ .The image on the film is 3.2 mm in diameter.What is the focal length of the lens?

• A)3.2 mm
• B)720 mm
• C)360 mm
• D)1130 mm

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Definitions:

Profit-Maximizing

The process by which a firm adjusts its production and sale to achieve the highest possible profit.

Short-Run

A period during which at least one input in the production process is fixed, affecting the firm's ability to adjust to changes in demand.

Average Total Costs

dividing the total production costs by the quantity of produced units gives the cost for each unit.

Short Run

A period in which at least one factor of production is fixed, limiting the ability of a business to fully adjust to changes in market conditions.