Solve the Problem $L$ Of an Optical Telescope with Lens Diameter $D$

question 77

Multiple Choice

Solve the problem.
-The limiting magnitude $L$ of an optical telescope with lens diameter $D$ (in inches) is given by $L ( D ) =$ $8.8 + 5.1 \log D$ .
a. Find the limiting magnitude for a telescope with a lens 11 in. in diameter. Round to 1 decimal
b. Find the lens diameter of a telescope whose limiting magnitude is 10.7. Round to the nearest $\mathrm { i }$

• A) a. \(14.1\)
• B) a. \(5.3\)
• C) a. \(2.4\)
• D) a. 21
• b. \(2 \mathrm { in }\).
• b. 2 in.
• b. 14 in.
• b. 1 in. .

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Definitions:

Counterseasonal Demand

Demand for products or services that occurs during opposite or different seasons than the peak season.

Manipulation

The act of handling, controlling, or using something in a skillful manner, often with a negative connotation of unfair or deceitful control.

Product Demand

The total quantity of a product or service that consumers are willing and able to purchase at various prices during a specified time period.

Counterseasonal Products

Products whose demand peaks in the opposite season of their primary market or usage period.