Hamad Mechanical Operations 07/02/2021 A. 1 B. 50 C. 100 D. 500 Related Mcqs: Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) ?A. 0.5 D B. D C. 1.5 D D. 2 D... Chance process is used for the________________?A. Cleaning of coal B. Concentration of iron ore C. Concentration of pyrites D. Water treatment... As per Taggart’s formula, the capacity (kg/hr) of Jaw & Gyratory crushers (for gapes of 10 to 60 cms) is equal to (where, L = Length of feed opening, cms S = Maximum width of discharge opening, cms) ?A. LS B. 93 LS C. 250 LS D. √(LS)... _______________ is a cohesive solid ?A. Wheat B. Sand C. Wet clay D. None of these... Gold ore concentration is mostly done using___________________?A. Jigging B. Tabling C. Froth floatation D. Elutriation...
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