World Solar Challenge

[BigV]

Originally Posted by ZenGum

snip--

There will never be practical solar cars because there just isn't enough energy falling on a car, even if collected at 100% efficiency, to run a car that meets our normal requirements.

A solar powered house, or city, however, is much more plausible.

orly?

give me a number, please, that meets our normal requirements. Two numbers if you can, one for the car and one for the house.