Why are Si and GaAs are preffered materials for solar cell.?

Asked by Janu5320 | 24th Feb, 2012, 12:11: AM

Expert Answer:

Because in them the energy requried to produce electrons-holes pairs is fullfilled by visible light.

Answered by  | 24th Feb, 2012, 07:40: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.