Mechanical Operations
The mechanism of size reduction by a hammer mill is by impact and attrition between the

Grinding element & the housing
Feed particles
Neither A nor B
Both A & B

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Cumulative analysis for determining surface is more precise than differential analysis, because of the

None of these
Assumption that all particles in a single fraction are equal in size
Fact that screening is more effective
Assumption that all particles in a single fraction are equal in size, is not needed

ANSWER DOWNLOAD EXAMIANS APP