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March 27, 2017

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An elevator lifts passengers 30m in 24sec. The power is 15,000W. What is the total weight of the elevator and passengers?

  • physical science - ,

    Power = Force * Velocity = (Total weight)*(30/24 m/s)
    = 1.25 m/s *Weight (N)
    Solve for the weight
    15,000 W = 15,000 J/s

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