Mechanical Operations The porosity of a compressible cake is Maximum at the filter medium Same throughout the thickness of cake Minimum at the filter medium Minimum at the upstream face Maximum at the filter medium Same throughout the thickness of cake Minimum at the filter medium Minimum at the upstream face ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference Separation of cream from milk Dewaxing of lubricating oil Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference Separation of cream from milk Dewaxing of lubricating oil ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wheat is ground into flour in a Impact mill Fluid energy mill Hammer crusher Roller crusher Impact mill Fluid energy mill Hammer crusher Roller crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 ∞ 0.5 1 ∞ 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Activator Frother Modifier Collector Activator Frother Modifier Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A filter press is Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure A batch filter Having prohibitively high maintenance cost Not suitable, if the liquid is the main product Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure A batch filter Having prohibitively high maintenance cost Not suitable, if the liquid is the main product ANSWER DOWNLOAD EXAMIANS APP