Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing. Primary Fine Secondary Ultrafine Primary Fine Secondary Ultrafine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A compressible cake has the Maximum porosity at the filter medium None of these Same porosity throughout the cake thickness Maximum porosity at the upstream side Maximum porosity at the filter medium None of these Same porosity throughout the cake thickness Maximum porosity at the upstream side ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A filter press is Not suitable, if the liquid is the main product A batch filter Having prohibitively high maintenance cost Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure Not suitable, if the liquid is the main product A batch filter Having prohibitively high maintenance cost Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A pebble mill Is a ball mill Is a tube mill lined with ceramic or other non-metallic liner Both B and C Employs flints or ceramic pebbles as the grinding medium Is a ball mill Is a tube mill lined with ceramic or other non-metallic liner Both B and C Employs flints or ceramic pebbles as the grinding medium ANSWER DOWNLOAD EXAMIANS APP
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