Mechanical Operations In closed circuit grinding as compared to open circuit grinding, the Production rate at a given limiting size is lower Product has lesser size uniformity Operation is economical Specific surface of product is more Production rate at a given limiting size is lower Product has lesser size uniformity Operation is economical Specific surface of product is more 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 To produce talcum powder, use Pin mill Ball mill Jet mill Hammer mill Pin mill Ball mill Jet mill Hammer mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fick's law relates to Feed size Final particle size Energy consumption None of these Feed size Final particle size Energy consumption None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the __________ crushing. Secondary Ultrafine Primary Fine Secondary Ultrafine Primary Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tank filter (e.g., Nutsch filter) is A continuous filter A high pressure filter Used for small scale filtration work A leaf filter A continuous filter A high pressure filter Used for small scale filtration work A leaf filter ANSWER DOWNLOAD EXAMIANS APP
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