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Author Question: Most stars radiate much like black bodies. Consider two stars having the same surface temperature, ... (Read 79 times)

soccerdreamer_17

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on: Jul 27, 2018
Most stars radiate much like black bodies. Consider two stars having the same surface temperature, the second having 10 times the diameter of the first. The power radiated per unit area is
 
  A) 102 times larger for the 2nd.
  B) 10 times larger for the 2nd.
  C) the same for both.
  D) 104 times larger for the 2nd.
  E) 108 times larger for the 2nd.

Question 2

The polarization of sunlight is greatest at
 
  A) sunrise.
  B) midday.
  C) both sunrise and sunset.
  D) sunset.


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thall411

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

C

Answer to Question 2

C


soccerdreamer_17

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Reply 2 on: Jul 27, 2018
Gracias!

adf223

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Reply 3 on: Yesterday
Excellent

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