Sphericity of pulverised coal is__________________?
Sphericity of pulverised coal is__________________?
A. 1
B. < 1
C. > 1
D. ∞
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Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a ______________ conveyor?
Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a ______________ conveyor?A. Drag
B. Ribbon
C. Screw
D. SlatFor coarse reduction of hard solids, use ____________________?
For coarse reduction of hard solids, use ____________________?A. Impact
B. Attrition
C. Compression
D. CuttingFor the transportation of ultrafine particles, the equipment used is a ____________ conveyor?
For the transportation of ultrafine particles, the equipment used is a ____________ conveyor?A. Belt
B. Pneumatic
C. Screw
D. None of theseIn case of a hammer crusher, the final product size depends on the____________________?
In case of a hammer crusher, the final product size depends on the____________________?A. Feed rate
B. Rotor speed
C. Clearance between hammer & grinding plates
D. All A., B. and C.The term ‘angle of nip’ is concerned with the operation of the ____________ crushers?
The term ‘angle of nip’ is concerned with the operation of the ____________ crushers?A. Jaw
B. Roll
C. Gyratory
D. None of theseWhich of the following oxides is not present in hematite iron ore ?
Which of the following oxides is not present in hematite iron ore ?A. Titanium oxide
B. Calcium oxide
C. Cobalt oxide
D. Manganese oxide