Mechanical Operations
A belt conveyor used for the transportation of materials can

All of these
Run upto 1 km
Travel at a speed upto 300 metres/minute
Handle materials upto 5000 tons/hr

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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
Assumption that all particles in a single fraction are equal in size, is not needed
Fact that screening is more effective

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