Mechanical Operations Toothed roll crushers achieve size reduction by Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. None of these Specific gravities Shape Wettability None of these Specific gravities Shape Wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Rotary sprayer scrubber Filter thickener Dry cyclone separator Dust catcher Rotary sprayer scrubber Filter thickener Dry cyclone separator Dust catcher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation? Check plates Jaw plates Crush shaft Toggles Check plates Jaw plates Crush shaft Toggles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by AD/V π(=A/D²) π/6(=V/D³) 2π(=2A/D²) AD/V π(=A/D²) π/6(=V/D³) 2π(=2A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tube mill compared to ball mill Uses smaller balls All of these Is long in comparison with its diameter Produces finer products Uses smaller balls All of these Is long in comparison with its diameter Produces finer products ANSWER DOWNLOAD EXAMIANS APP
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