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Author Question: Absolute visual magnitude is a. the apparent magnitude of a star observed from Earth. b. the ... (Read 77 times)

D2AR0N

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on: Jul 27, 2018
Absolute visual magnitude is
 
  a. the apparent magnitude of a star observed from Earth.
  b. the luminosity of a star observed from a distance of 1000 pc.
  c. the apparent magnitude of a star observed from a distance of 10 pc.
  d. the luminosity of a star observed from Earth.
  e. the apparent magnitude of a star observed from a distance of 10 pc and the luminosity of a star observed from Earth.

Question 2

A telescope that suffers from chromatic aberration and has a low light-gathering power is most likely
 
  a. a small-diameter reflecting telescope.
  b. a small-diameter refracting telescope.
  c. a large-diameter refracting telescope.
  d. a large-diameter reflecting telescope.
  e. an infrared telescope.


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snackralk

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

c

Answer to Question 2

b


D2AR0N

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Reply #2 on: Jul 27, 2018
TY


snackralk

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Reply #3 on: Jul 27, 2018
You're welcome


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