3) Imagine a beam-shaped building with no heat losses from the bottom, no windows nor doors. 
The height is 8m and the ground surface is 4x4m '. 
The U-value of the walls and the flat day is 0.4W / m '/ K. 
How much power should I add to keep this volume at a temperature of 18 ° C if it is outside 2 ° C? 
Select the answer closest to your result.

a) 204W

b) 920W

c) 880W

Answer rating: 100% (QA)

Volume 448128 Constant04 Te... View the full answer