Question
Asked Oct 2, 2019
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How much greater is the light-collecting area of a 18
meter telescope than a 5.5 meter telescope?

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Expert Answer

Step 1

Given information:

Diameter of telescope 1 (d1) = 18 m

Diameter of telescope 2 (d2) = 5.5 m

Step 2

Light collecting area of a t...

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πα2 A 4 Now consider the areas of the two telescopes, using the above equation we can write d, \2 A1 18 2 10.71 A2 5.5 .d2. A1 10.71 A2

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