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Author Question: What temperature exists inside a solar collector (effective collection area of 15 m2 ) on a bright ... (Read 162 times)

TFauchery

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on: Jul 27, 2018
What temperature exists inside a solar collector (effective collection area of 15 m2 ) on a bright sunny day when the outside temperature is +20.C?
 
  Assume that the collector is thermally insulated, that the sun irradiates the collector with a power per unit area of 600 W/m2, and that the collector acts as a perfect black body.
  A) 107C
  B) 154C
  C) 93C
  D) 73C
  E) 33C

Question 2

Voyagers 1 and 2 were examples of which kind of space mission?
 
  A) flyby
  B) orbiter
  C) sample return
  D) lander/probe


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duke02

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

C

Answer to Question 2

A


TFauchery

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

nguyenhoanhat

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

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