Mechanical Operations For the transportation of ultrafine particles, the equipment used is a........conveyor. Screw Pneumatic Belt None of these Screw Pneumatic Belt None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of grinding in a ball mill Its capacity decreases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding All of these Grinding cost and power requirement increases with increasing fineness of the products Its capacity decreases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding All of these Grinding cost and power requirement increases with increasing fineness of the products ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for American standard screens (ASTM and Tyler standard screens) British standard screens All of these German standard screens (DIN 1171) etc American standard screens (ASTM and Tyler standard screens) British standard screens All of these German standard screens (DIN 1171) etc ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust laden air can be purified using a Bag filter Tubular centrifuge Cyclone separator Gravity settler Bag filter Tubular centrifuge Cyclone separator Gravity settler ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 0.3 0.007 50 0.014 0.3 0.007 50 0.014 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as 1/d D² D √d 1/d D² D √d ANSWER DOWNLOAD EXAMIANS APP
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