Homework Assignment

#1

[Max 3 attempts] (Modules 1&2) (i)\ Help\ Save\ !\ Required information\ Part 1 of 2\ 10\ points\ eBook\ Hint\ Print\ References\ An electronic package with a surface area of

1m^(2)

placed in an orbiting space station is exposed to space. The electronics in this package dissipate all

1900W

of its power to space through its exposed surface. The exposed surface has an emissivity of 1.0 and an absorptivity of 0.25 .\ Given:

\\\\sigma =5.67\\\\times 10^(-8)(W)/(m^(2))*K^(4)

\ Determine the steady state exposed surface temperature of the electronic package if the surface is exposed to a solar flux of 750

(W)/(m^(2))

. You must provide an answer before moving to the next part.\ For a solar flux of

750(W)/(m^(2))

, the surface temperature will be\ K.

Homework Assignment \#1 [Max 3 attempts] (Modules 1\&2) ! Required information Port 1 of 2 10 points eBook Hint Print Print References An electronic package with a surface area of 1m2 placed in an orblting space station is exposed to space. The electronics in this package dissipate all 1900W of its power to space through its exposed surface. The exposed surface has an emissivity of 1.0 and an absorptivity of 0.25 . Given: =5.67108W/m2K4 Determine the steady state exposed surface temperature of the electronic package if the surface is exposed to a solar flux of 750 W/ /m2. You must provide an answer before moving to the next part. For a solar flux of 750W/m2, the surface temperature will be