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    Physics & Astronomy
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    Physics for Scientists
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    Exam 22: Heat Engines, Entropy, and the Second Law of Thermodynamics
  5. Question
    Every Second at Niagara Falls, Some 5000 M<sup>3</sup> of Water
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Every Second at Niagara Falls, Some 5000 M3 of Water

Question 7

Question 7

Short Answer

Every second at Niagara Falls, some 5000 m3 of water falls a distance of 50 m. What is the increase in entropy per second due to the falling water? (Assume a 20°C environment).

Correct Answer:

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