Mechanical Operations Equivalent diameter of a particle is the diameter of the sphere having the same Ratio of volume to surface as the particle Volume as the particle Ratio of surface to volume as the actual volume None of these Ratio of volume to surface as the particle Volume as the particle Ratio of surface to volume as the actual volume None of these 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 Silicates & phosphates Bi-carbonates Carbonates Sulphates Silicates & phosphates Bi-carbonates Carbonates Sulphates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Feed material Both A & B Type of crushing machine Neither A nor B Feed material Both A & B Type of crushing machine Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Continuously decreases Continuously increases May increase or decrease ; depends on the pressure Remains constant throughout Continuously decreases Continuously increases May increase or decrease ; depends on the pressure Remains constant throughout ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations General mechanism of size reduction in intermediate and fine grinder is by Cutting action Impact and attrition Compression Compression and tearing Cutting action Impact and attrition Compression Compression and tearing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a fluid energy mill is achieved by Compression Interparticle attrition Impact Cutting Compression Interparticle attrition Impact Cutting ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS