hmdtime
Jan 7, 2012, 01:00 PM
How much is the surface which is needed to produce the electricity of an ordinary building with photocell?
stanfortyman
Jan 7, 2012, 02:09 PM
Is this another homework question?
What do you consider an "ordinary" building?
The Empire State Building?
A local court house?
An elementary school?
The Pentagon?
hmdtime
Jan 7, 2012, 02:11 PM
a building for 5 person,100m^2