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 1.84 0.0184 0.00184 0.184 1.84 0.0184 0.00184 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A compressible cake has the None of these Same porosity throughout the cake thickness Maximum porosity at the upstream side Maximum porosity at the filter medium None of these Same porosity throughout the cake thickness Maximum porosity at the upstream side Maximum porosity at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity is the ratio of the surface area of a spherical particle having the same volume as the particle to the surface area of the particle. Which of the following has the maximum value of sphericity? Cube Sphere Cylinder (L/D = 1) Raschig rings Cube Sphere Cylinder (L/D = 1) Raschig rings ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtrate flow rate in case of a rotary drum vacuum filter (in which Rm < < Rc) is proportional to __________ and the cycle time (where, μ = filtrate viscosity Rm = filter medium resistance Rc = cake resistance ). 1/√μ 1/μ² √μ 1/μ 1/√μ 1/μ² √μ 1/μ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is 0.1 to 0.3 0.2 to 0.8 0.01 to 0.1 0.2 to 0.4 0.1 to 0.3 0.2 to 0.8 0.01 to 0.1 0.2 to 0.4 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. None of these Impact Roll Vibratory None of these Impact Roll Vibratory ANSWER DOWNLOAD EXAMIANS APP
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