Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 12/D.p 6/D.p 2/D.p 4/D.p 12/D.p 6/D.p 2/D.p 4/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment used to devulcanise rubber scrap and to make water dispersion & rubber solution is a None of these Boundary mixer Propeller agitator Sharpies centrifuge None of these Boundary mixer Propeller agitator Sharpies centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding efficiency of a ball mill is of the order of __________ percent. 43835 90-95 75-80 40-50 43835 90-95 75-80 40-50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations At low Reynold's number, the power (P) required for agitating a fluid in a stirred tank becomes independent of inertial forces. In this limit, indicate which of the following relations is satisfied: Po = ρ/ρN3 D5 : Power number Re = ρ N D2/μ: Reynold's number N is the impeller rotational speed, and D is the impeller diameter. Po ∝ Re0.5 Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re-1.0 Po ∝ Re0.5 Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re-1.0 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Taggart's rule for selecting between a gyratory crusher and a jaw crusher; the later should be used, if the hourly tonnage to be crushed divided by the square of the gape expressed in cm is less than 0.184 0.0184 0.00184 1.84 0.184 0.0184 0.00184 1.84 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gizzlies are used for separating __________ solids. Fine None of these Any size Coarse Fine None of these Any size Coarse ANSWER DOWNLOAD EXAMIANS APP
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