Author Question: What temperature exists inside a solar collector (effective collection area of 15 m2 ) on a bright ... (Read 150 times)

TFauchery · **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