Mechanical Operations During size reduction by a jaw crusher, the energy consumed decreases with the Decreasing machine capacity Decreasing size of product at constant size of feed Increasing size of feed at constant reduction ratio None of these Decreasing machine capacity Decreasing size of product at constant size of feed Increasing size of feed at constant reduction ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a ball mill is done by the, __________ action. Compression Attrition Impact Cutting Compression Attrition Impact Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an industrial screening equipment? Grizzly Trommel Sharpies centrifuge Vibrating screen Grizzly Trommel Sharpies centrifuge Vibrating screen ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter) AD/V π/6(=V/D³) π(=A/D²) None of these AD/V π/6(=V/D³) π(=A/D²) None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The optimum moisture content in solids to be crushed/ground ranges from __________ percent. 3 to 4 10 to 15 15 to 20 8 to 10 3 to 4 10 to 15 15 to 20 8 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get ultrafine particles, the equipment used is a Hammer crusher Ball mill Rod mill Fluid energy mill Hammer crusher Ball mill Rod mill Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
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