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Our Design REPLACE WITH WORDS ABOUT YOUR WINDMILL DESIGN Our Experiment REPLACE WITH DESCRIPTION OF YOUR EXPERIMENT Results EDIT WITH YOUR VALUES Reading 1 Current [ 6] mA Reading 2 Current [ 5.9] mA Reading 3 Current [ 6.4] mA Reading 4 Current [ 6.5] mA Average Current = [ 6.2 ] mA Windspeed at fan = [s ] ms-1 Resistance = [ 100 ] Ohms Power = I * I * R (remember to convert mA to A) 3.84 So with a windspeed of [s ] our turbine generates an average current of [I ] mA delivering [P ] (convert W to mW) mW per second so in 10 minutes it could generate [P * 600 ] mW. If playing music on an iPod classic consumes about 77mW per second, 10 minutes of turbine time (assuming 100% energy transfer efficiency) can power [ 30 ] seconds of playback time, enough to listen to about [ 0.2 ] 3 minute songs. Thoughts REPLACE THIS WITH YOUR THOUGHTS: HOW COULD YOUR WINDMILL BE IMPROVED, HOW COULD THE EXPERIMENT BE IMPROVED, IS 100% EFFICIENCY ENERGY TRANSFER REALISTIC, WHAT WOULD YOU ASK AN EXPERT, HOW CAN TECHNOLOGY SUPPORT SCIENCE TEACHING AND LEARNING, ETC... |
Can you design a better windmill?
KJ12422402
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