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How long does it take a 20 kW steam engine to do 7.3×10^7 J of work?

  • physics -

    2*10^4 joules/second*t seconds =7.3*10^7J

    t = (7.3/2) 10^3
    = 3.65 * 10^3 seconds
    = 3,650 seconds
    = 1.01 hours

  • physics -

    thank you so much!

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