How long does it take for solar cells to be mass-produced
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
One solar mass is just the mass of our Sun, 2 x 10 30 kg. ... How long does it take heat created on the Sun''s surface to reach Earth? Is it the same as the speed of light? ... With solar cells that have an efficiency of 10%, just covering less than 1% of the Earth''s surface with solar cells would be sufficient to produce the power needed, even ...