Simple Machines Problems




  1. Write something else.
  2. A bucket grain elevator is powered by a 150 kW electric motor. Determine its efficiency if it can lift grain to a height of 60 m at a rate of 900 m3/h. Assume the elevator is lifting wheat with a density of 770 kg/m3.
  3. Write something different.
  4. Write something completely different.


  1. problem

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