Mechanical Operations Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are Sulphates Bi-carbonates Carbonates Silicates & phosphates Sulphates Bi-carbonates Carbonates Silicates & phosphates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Spiralling None of these Tabling Panning Spiralling None of these Tabling Panning ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cumulative analysis for determining surface is more precise than differential analysis, because of the Fact that screening is more effective 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 None of these Fact that screening is more effective 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen capacity is proportional to (where, S = screen aperture) √S S² S 1/S √S S² S 1/S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rod mills employed for grinding All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Employ steel rods of 2-12 cms diameter extending over full length of the mill Is useful for handling sticky materials All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Employ steel rods of 2-12 cms diameter extending over full length of the mill Is useful for handling sticky materials ANSWER DOWNLOAD EXAMIANS APP
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