What temperature exists inside a solar collector (effective ...

[TFauchery]

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

[duke02]

Answer to Question 1

C

Answer to Question 2

A

[TFauchery]

TYSM

[gcook]

Wow, this really help