Mechanical Operations For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter) π(=A/D²) π/6(=V/D³) None of these AD/V π(=A/D²) π/6(=V/D³) None of these AD/V 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. Vibratory None of these Roll Impact Vibratory None of these Roll Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? Jaw crusher Cone crusher None of these Gyratory crusher Jaw crusher Cone crusher None of these Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get ultrafine particles, the equipment used is a Ball mill Fluid energy mill Hammer crusher Rod mill Ball mill Fluid energy mill Hammer crusher Rod mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is 1 √3 √2 0.5 1 √3 √2 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Metalliferrous ores Asbestos & mica Basic slags Non-metallic ores Metalliferrous ores Asbestos & mica Basic slags Non-metallic ores ANSWER DOWNLOAD EXAMIANS APP
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