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Author Question: Explain why the majority of large modern telescopes are not refractors. What will be an ideal ... (Read 88 times)

ss2343

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on: Jul 27, 2018
Explain why the majority of large modern telescopes are not refractors.
 
  What will be an ideal response?

Question 2

In an eclipsing binary, the orbits are face-on so you can see both stars orbiting each other at all times.
 
  a. True
  b. False
  Indicate whether the statement is true or false


bulacsom

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Reply #1 on: Jul 27, 2018
Answer to Question 1

Refracting telescopes suffer from chromatic aberration, which limits their usefulness, whereas reflecting telescopes do not have this problem. The primary lens of a refracting telescope is much more difficult to manufacture than a mirror of the same size, and is more expensive.

Answer to Question 2

False


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