Rittinger’s number designates the new surface created per unit mecha – McqOptions

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1.	Rittinger’s number designates the new surface created per unit mechanical energy absorbed by the material being crushed. Larger value of Rittinger’s number of a material indicates its________________?
A.	Easier grindability
B.	Poor grindability
C.	High power consumption in grinding
D.	None of these
Answer» B. Poor grindability

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