What are the drawbacks to using wind turbines or solar panels for providing all power to a home?

What are the drawbacks to using wind turbines or solar panels for providing all power to a home? A. The wind and sun are not constant, so there would be times when no electricity would be generated. B. The wind and sun […]

Read More

How effective is solar power?

I am very concerned about global warming, and when I grow up (I’m only fourteen) I plan on using solar power to power my home (and I hope that when I grow up it’s customary). How efficient is solar power? How many […]

Read More

Q&A: How Can I Use Solar Power in My House?

As far as I know that it’s more economic to use solar power at home. What are the ways that solar power can help me with? How can i do it? How much will the devices needed cost? Best answer: Answer by […]

Read More

Q&A: How can I power a couple small appliances using solar power?

What would I need to power a small fan, some LED lights, ect in my home, without spending hundreds or thousands of dollers? How would I set it up? I think I would need a Solar Panel, a AC/DC converter or some […]

Read More

How do you transport solar power tower energy to a building that is 4 kms away?

And is an area of 1 km^2 for a solar power tower enough to produce energy for five houses? can you make an approximation of how much it could supply? Best answer: Answer by HelmutAt 40 % efficiency and 1252 W/m^2 the […]

Read More

Solar panel and motor: Any way to regulate the power transmission?

I’m an engineering student and for an individual hobby-like project i purchased a small solar panel and a small solar motor. I am planning on making a small solar powered toy car. The question i have is: is there a way to […]

Read More

Q&A: Could Solar Power work more effectively if the solar rays were magnified?

If we focused the sun’s energy like a magnifying glass does into the solar panels, would this generate more power at all? Best answer: Answer by Angela SNot really. It would reduce the size of the needed solar panel to generate a […]

Read More

How exactly do wind and solar power companies make their money?

I only invest in small-cap energy based companies like oil, gas, petroleum, and more recently, wind and solar power. What I would like to know is how exactly do wind and solar power companies make their money? Please, I’d like to understand […]

Read More

What kind of solar power setup would I need to power a single room’s energy needs?

I live in the basement of a house and would like to run my room on solar power. I have two power strips that run a TV and DVD player, a laptop, printer and two external hard drives and I would need […]

Read More

Latest Solar Power News

First Solar Inc. announced plans Thursday to build two manufacturing plants – one in the United States and one in Vietnam – that will each employ about 600 people when completed in 2012. Read more on The Arizona Republic Residents in Nairobi, […]

Read More