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A process generates 250 watts of useful energy and 600 watts of waste energy. What is the efficiency of the process?

A) 29%
B) 71%
C) 2.4%
D) 42%

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4 answers

  1. 250/(250+600) = ____

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    4. 🚩
  2. Thank you!

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  3. so its c?

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  4. The correct answer is: A) 29%

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