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Twelfth Grade (Grade 12) Engineering Technology Questions

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Grade 12 Engineering Technology
The following device rotates the wind turbine into the wind
  1. The pitch motor control
  2. The angle motor control
  3. The yaw motor control
  4. The hub motor control
Grade 12 Engineering Technology
The device used to increase the rotation per minute of the hub on a wind turbine.
  1. The speed box
  2. The reducer box
  3. The gearbox
  4. The hub box
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