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State whether the following is true or false.
Crushing and grinding are the same operation carried out in different machines.

  • A.True
  • B.False
  • C.True only at large scales
  • D.False only at small scales

Answer: B

Crushing reduces large lumps to a manageable size by compression or impact, while grinding takes that product down to a powder. They differ in the size range, the machines used and the energy consumed per tonne, so the distinction is a real one.

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