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Author Question: The spectral types for each of five stars are given. Which star in would have the greatest surface ... (Read 86 times)

nummyann

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on: Jul 27, 2018
The spectral types for each of five stars are given. Which star in would have the greatest surface temperature?
 
  a.  For; F8
  b.  Cet; M7
  c. 35 Ari; B3
  d.  Tri; A0
  e.  Per; O7

Question 2

What is the ratio of the light-gathering power of a 5-m telescope to that of a 0.5-m telescope?
 
  a. 10
  b. 0.1
  c. 0.01
  d. 100
  e. 25


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kjo;oj

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

e

Answer to Question 2

d


nummyann

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Reply 2 on: Jul 27, 2018
Gracias!

aliotak

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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