about 22 hours ago - 3 comments
Question by : how large must a solar panel be to power a train? If the schematics of a solar train were drawn, what would they look like? Would the train be large or small? Where would the panels be placed? And if so, how large must the panels be to fit the roof? Even
about 2 days ago - No comments
Question by Ashley J: How much solar energy (kJ) would have to be…? How much solar energy (kJ) would have to be transferred to a 145.0 foot length of asphalt highway that is 49.0 feet wide and 25.0 centimeters deep in order to raise the temperature 5.00 oC ?The average density of asphalt is 721
about 3 days ago - 2 comments
Question by : How do I make my own solar panel? How do I make my own solar panels and generate my own power cheaply. The commercial one’s are just too expensive. —————————————— Answer by mugikuyuIts very easy but the entire process is quite lengthy. You will need to purchase some materials and then assemble
about 4 days ago - 2 comments
Question by elrodvoss: What Solar Panel Efficiency would replace Coal? A friend sent me an article that a company called Fraunhofer has produced solar panels that can achieve 41.1% efficiency. Now taking into account the fact that solar do sent work during storms or night and greatly reduced during winters, what % do you think
about 6 days ago - No comments
Question by Jake P: Are there any Universities that have programs about solar energy? I wanted to know if there are any Universities in North America that have programs that teach about solar energy and using it for electricity in a home (mainly installation). —————————————— Answer by Dr. Clandestine:)Many dude, they have a nice supply
about 6 days ago - No comments
Question by Jordan L: Why can’t energy saving light bulbs dim, when used on a dimmer switch? We have recently installed some new light fixtures and did not realize that energy saving light bulbs will not dim, they will only work on maximum power, when the dimmer switch is turned down, they just flicker. Also
about 1 week ago - 1 comment
Question by GorgeousLilThing: I want to conserve energy, Is there anyone out there who knows how to make solar panel the simple way? What are the key materials needed to create a solar panel and the simple steps to assemble it. What would be the desirable size of the panel enough to run a desk
about 1 week ago - 1 comment
Question by : why not people use solar energy for their daily need? I am observing that normally we need electricity for lighting purpose then why not people use solar energy for lighting in each room. —————————————— Answer by DifdiMost people are not millionaires. Solar energy systems equal to what you can get via normal
about 1 week ago - 2 comments
Question by : What is an issue or something interesting about the solar panel technology? I’m hoping to do a science fair project on solar panels. Since energy has been a large issue lately, I was hoping to research on this topic! What are some things that I can possibly do or experiment on? Thank
about 1 week ago - No comments
Question by jayB: Are there any grants for converting homes and or swimming pools to solar energy? my pool is heated by gas.I can’t afford to heat the pool with the price of gas. also I would like convert the houses to solar energy. I need to become absolutely energy efficient with solar energy with
about 1 year ago
Review: Bright light, good price, versatile. 4 stars because I paid $15. It would be a great deal at about $12-13.
Rating: 4 / 5
about 1 year ago
Review: I bought these just to test, they look very nice, but are plastic. The reason why i dont give a 5 is because the light aren;t good enough.
Rating: 4 / 5