Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 20 8 2 12 20 8 2 12 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 0.0184 0.00184 1.84 0.184 0.0184 0.00184 1.84 0.184 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gold ore concentration is mostly done using Jigging Tabling Froth floatation Elutriation Jigging Tabling Froth floatation Elutriation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get a fine talc powder from its granules, the equipment used is Ball mill Jaw crusher Gyratory crusher Roller crusher Ball mill Jaw crusher Gyratory crusher Roller crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Copper sulphate Sodium carbonate Calcium carbonate Cresylic acid Copper sulphate Sodium carbonate Calcium carbonate Cresylic acid 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) All of these 1/μ 1/R S All of these 1/μ 1/R S ANSWER DOWNLOAD EXAMIANS APP
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