Archive for the ‘Engineering’ Category

How to calculate the energy saved by capacitors and do sine wave inverter save energy?

Tuesday, November 17th, 2009

www asked: How to calculate the energy saved by capacitors and do sine wave inverter save energy?Maybe the amount of energy saved by using power savers in percentage and how to calculate.CYRIL

How much thermal energy does the plant generate in one year?

Wednesday, October 28th, 2009

sterlin_marlin40 asked: A typical nuclear power plant generates electricity at the rate of 1060 MW. The efficiency of transforming thermal energy into electrical energy is 1/3 and the plant runs at full capacity for 76% of the year. (Assume that this nuclear power plant is down about 24% of the ...

How much energy is stored in the capacitor before the dielectric is inserted?

Monday, September 28th, 2009

lildrak2002 asked: A 12.5 uF capacitor is connected to a power supply that keeps a constant potential difference of 26.0 V across the plates. A piece of material having a dielectric constant of 3.95 is placed between the plates, completely filling the space between them. A)How much energy is stored ...

Is the technology in place to switch to Wind power?

Wednesday, May 13th, 2009

Tanya B asked: As regards wind energy,? technology advanced enough to be able to rely completely on wind power?HEATH

When is wind power expected to be easily accessible to the general public?

Saturday, April 18th, 2009

Peter T asked: What is keeping the wind from widespread use and when? is thought to be easily accessible to the general public?LANCE

How do you make wind power generators?

Wednesday, March 25th, 2009

r34gtrowner asked: I want to make a wind power generator so that you can put me on the roof of my house. Someone has done this? Now seem to be reasonably popularNOE

What appliances or electronics can I take apart to find a good DC motor to use in wind power experiments?

Thursday, March 12th, 2009

Thuja M asked: I'm wondering if I could take a certain part of the waste or electronic device at a garage sale and pull a good engine CC it to use in experimental projects in wind power. The engine should contain the magnets and generates a current at relatively low ...

What major companies use wind power as one of their sourses of electricity?

Saturday, February 14th, 2009

olivia k asked: I have a class that I need to list some companies that use wind energy as their energy source on. So if you know or think to work that uses the wind, or if you know what please use the wind to send the names of companies ...

How much solar paneling is required to produce electrical energy to move a 250 pound body in a 250 pound cart?

Tuesday, July 8th, 2008

ted asked: What? the quantity? required to drive a solar-powered cart from 250 pounds with a person from 250 pounds 10 miles? How many square feet would be required dell'incorniciatura recharged?JODY

How much continuous power in watts can a solar generator produce?

Friday, June 13th, 2008

Mike R asked: How big a solar system should I run 600 watts for 12 hours? Ideas on what would cost to build one? Thank you.ASHLEY