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Home Q & A Board Science-Related Homework Help Physics
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QiTian QiTian
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6 years ago
An inventor wants you to finance construction of a machine that will do work by running a continuous chain through a pulley, letting weights attached every so often fall down do the work.
 
  The machine should run forever, because the weights will fall again and again as the chain goes round the pulley. You both can sell energy so cheaply, you'd make millions. Should you invest 100,000? Why or why not?
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lila2016lila2016
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6 years ago
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QiTian Author
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6 years ago
This helped my grade so much Perfect
julymontalvo
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Yesterday
Good timing, thanks!
larrybrads
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2 hours ago
Thank you, thank you, thank you!
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