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Electric Efficiency in Rube Goldberg Machine

Explore the intricate design of a Rube Goldberg machine utilizing electric energy efficiency and thermal conductivity principles. Watch a steel wool video demonstration alongside detailed calculations.

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Electric Efficiency in Rube Goldberg Machine

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  1. Rube Goldberg Machine By: Nathan Moran, Mike Duong, Matt Jakel, and Tony Zommer

  2. Chemical Electric E=m(SE) SE=500,000 in a 9V battery P=VI Efficiency=.0819

  3. Electric Heat P=IV Efficiency=.164

  4. Electric Heat Steel Wool Video

  5. PE KE PE=mgh KE= Efficiency= .012

  6. KE Other KE KE= W=Fx Efficiency= .006

  7. PE KE PE=mgh W=Fx Efficiency= .316

  8. KE PE W=Fx PE=mgh Efficiency= .135

  9. PE KE PE=mgh Efficiency=.54

  10. Overall Efficiency EfficiencyTotal = 0.000391%

  11. Citations • "Answers.com - At What Temperature Does Steel Wool Burn." WikiAnswers- The Q&A Wiki. Web. 10 Mar. 2011. <http://wiki.answers.com/Q/At_what_temperature_does_steel_wo ol_burn>. • Katherine, Russel J. Are Good Electrical Insulators Also Good Thermal Insulators? A Study of Thermal Conductivity. Rep. 2 Apr. 2006. Web. 10 Mar. 2011. <http://www.usc.edu/CSSF/History/2006/Projects/J1535.pdf>.

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