Mechanical Operations Dry powdery solid materials are transported by a __________ conveyor. Belt Bucket None of these Screw Belt Bucket None of these Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate through a filter cake is proportional to (where, S = filtering surface R = specific cake resistance μ = viscosity of the filtrate) S 1/R All of these 1/μ S 1/R All of these 1/μ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the Ultimate strength of the material State or manner of application of the crushing force Elastic constant of the material All of these Ultimate strength of the material State or manner of application of the crushing force Elastic constant of the material All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by Φs = dp Sp/Vp Φs = 6 Vp/dp sp Φs = Vp/dp sp Φs = 6 dp Sp/Vp Φs = dp Sp/Vp Φs = 6 Vp/dp sp Φs = Vp/dp sp Φs = 6 dp Sp/Vp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Increase the porosity Decrease the porosity Increase the compressibility co-efficient Decrease the compressibility co-efficient Increase the porosity Decrease the porosity Increase the compressibility co-efficient Decrease the compressibility co-efficient ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing. Ultrafine Fine Primary Secondary Ultrafine Fine Primary Secondary ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS