Mechanical engineers

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Across
  1. 3. a simple machine giving a mechanical advantage on a fulcrum
  2. 5. device that removes something from what passes through it
  3. 6. the ratio of the output to the input of any system
  4. 7. a mechanical or electrical device that transmits energy
  5. 9. the capacity of a physical system to do work
  6. 12. the product of a body's mass and its velocity
  7. 13. mechanical energy that a body has by virtue of its position
  8. 14. the pivot about which a lever turns
Down
  1. 1. a toothed wheel that engages another toothed mechanism
  2. 2. a wheel with a groove in which a rope can run
  3. 4. the mechanical energy that a body has by virtue of motion
  4. 8. the act of implementing the control of equipment
  5. 10. the resistance when a body is moved in contact with another
  6. 11. a unit of electrical energy
  7. 13. a device that moves fluid or gas by pressure or suction