Mechanical Operations A tube mill compared to a ball mill Has a higher length/diameter ratio Produces a coarser product Uses much larger balls Has a higher diameter/length ratio Has a higher length/diameter ratio Produces a coarser product Uses much larger balls Has a higher diameter/length ratio 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 Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface. Plane Curved Ribbed Either A or B Plane Curved Ribbed Either A or B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum filter is most suitable for the Liquids having high vapour pressure Removal of fines from liquid None of these Liquids of very high viscosity Liquids having high vapour pressure Removal of fines from liquid None of these Liquids of very high viscosity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Alumina Sodium silicate Lime Quartz Alumina Sodium silicate Lime Quartz ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Ball mill Jaw crusher Rod mill Fluid energy mill Ball mill Jaw crusher Rod mill Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS