Mechanical Operations Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher? Rod mill Ball mill Fluid energy mill Gyratory crusher Rod mill Ball mill Fluid energy mill Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 15 - 20 40 - 50 60 - 75 43832 15 - 20 40 - 50 60 - 75 43832 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the final product size depends on the Clearance between hammer & grinding plates All of these Rotor speed Feed rate Clearance between hammer & grinding plates All of these Rotor speed Feed rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is Added to the feed slurry Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration All of these Added to the feed slurry Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Weber number is significant and is concerned with the Dispersion of liquid in liquid Solid-liquid mixing Liquid-liquid mixing Suspension of solid in liquid Dispersion of liquid in liquid Solid-liquid mixing Liquid-liquid mixing Suspension of solid in liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively). Df/Dp Df - Dp None of these Dp/Df Df/Dp Df - Dp None of these Dp/Df ANSWER DOWNLOAD EXAMIANS APP