does the solar panels on calculators really need light from the sun to work?
or does any normal lights in rooms ( fluorecent, incandecent, etc) also power the calculator?
where does the solar energy go to when it hits the solar panel?
I mean when light hits the solar panel where does the energy go and what does it become? Be specific.
why solar panels are being installed on light poles?
I pass about 3 township every day for my commute. I have seen Solar panels are been installed on the street light poles in every town that I pass.
Some of the poles do not have any Light Bulbs on the top – but still the panels are installed.
I wonder why the panels are for – Of course the obvious reason to send the light energy from the sun to the grid.
Is That it.
how many solar cells would it take to light a 4 watt 12 volt bulb?
I`m working on a solar project, need to know how many cells would it take to light a 4 watt bulb? I put some cells in series to get my 13-15 volts, only problem is when I put them in parallel I can`t get the needed volts or current needed to light the bulb, anyone have any idea`s?
Solar Garden Lights Which Are Best?
Are some solar lights better than others, if so how can you tell before buying them?
Do solar lights for the outside home really work and do they last?
I am looking for outside lights that are solar and would generate lots of light. Is it possible to fine?
I would like lights for the front door and back door and one light that can be the sensor for the driveway.