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Author Question: An object of zero radius is known as a __________________. Fill in the blank(s) with correct ... (Read 77 times)

Davideckstein7

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on: Jul 27, 2018
An object of zero radius is known as a __________________.
 
  Fill in the blank(s) with correct word

Question 2

What causes chromatic aberration? Why does it not occur in reflecting telescopes?
 
  What will be an ideal response?


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maaaaaaaaaa

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

singularity

Answer to Question 2

When light is refracted through glass, shorter-wavelength light bends more than longer wavelengths. This color separation is called chromatic aberration. Reflecting telescopes do not suffer from chromatic aberration because the light does not pass through the glass.


Davideckstein7

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


maaaaaaaaaa

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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