The energy required per unit mass to grind limestone particles of very large size to 100 Î¼m is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 Î¼rn is

The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is

[A].	6.35 kWh/ton
[B].	9.0 kWh/ton
[C].	18 kWh/ton
[D].	25.4 kWh/ton

Answer: Option C

Explanation:

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The energy required per unit mass to grind limestone particles of very large size to 100 Î¼m is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 Î¼rn is

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