Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Ribbon Flight Screw Slat or drag Ribbon Flight Screw Slat or drag ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The operating speed of a ball mill should be __________ the critical speed. Less than Much more than Slightly more than At least equal to Less than Much more than Slightly more than At least equal to ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 50 500 5000 5 50 500 5000 5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration. Varying pressure Constant pressure Varying rate Constant rate Varying pressure Constant pressure Varying rate Constant rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the Minimum product size is 3 mm Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Rotor shaft carrying hammers can be vertical or horizontal Minimum product size is 3 mm Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Rotor shaft carrying hammers can be vertical or horizontal ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ are mixed using ribbon blenders. Lumpy solids and low viscosity liquids Dry powders Thick pastes High viscosity liquids Lumpy solids and low viscosity liquids Dry powders Thick pastes High viscosity liquids ANSWER DOWNLOAD EXAMIANS APP
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