Thanks, I re edited my original post and I definatly have part 1 and part 2 correct as I checked with my study group who all confirmed they have that answer.
I just don't know where to get part iii
Homework Statement
i)A beam of light at wavelength 600nm, with spectral width of 4nm and spectral radiance of 1300 Wm-2μm-1, illuminates an area of 10cm2 . What is the voltage this beam could generate if converted to energy?
ii) What current could this beam produce?
iii) How would the current...