Mechanical Operations Energy consumption in a crusher decreases with increase in the Capacity of the crushing machine Size of feed (at constant reduction ratio) All of these Size of the product (at constant feed size) Capacity of the crushing machine Size of feed (at constant reduction ratio) All of these Size of the product (at constant feed size) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultrafine grinders operate principally by Attrition Impact Cutting action Slow compression Attrition Impact Cutting action Slow compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The cake resistance increases steadily with the time of filtration in a plate and frame filter employing constant __________ filtration. Pressure Both A & B Rate Neither A nor B Pressure Both A & B Rate Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the Flocculation Sedimentation Dispersion Centrifugation Flocculation Sedimentation Dispersion Centrifugation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration decreases with time Rate of filtration is constant Resistance decreases with time Rate of filtration increases with time Rate of filtration decreases with time Rate of filtration is constant Resistance decreases with time Rate of filtration increases with time ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are Carbonates Bi-carbonates Sulphates Silicates & phosphates Carbonates Bi-carbonates Sulphates Silicates & phosphates ANSWER DOWNLOAD EXAMIANS APP
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