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A cyclone separator downstream of an aspirator is used to

  • A.Recover dust and chaff from the air
  • B.Grade the grain by size
  • C.Cool the grain
  • D.Remove stones

Answer: A

Centrifugal action throws the entrained particles to the wall where they spiral down to the discharge, allowing the cleaned air to leave through the top. Without it the chaff would simply be blown into the working area.

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