Mechanical Operations Pick out the material having minimum Rittinger's number. Calcite Pyrite Galena Quartz Calcite Pyrite Galena Quartz ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by π/6(=V/D³) AD/V 2π(=2A/D²) π(=A/D²) π/6(=V/D³) AD/V 2π(=2A/D²) π(=A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of materials of the same density based on their sizes by using then-different rates of flow is called Flocculation Sorting Sizing Elutriation Flocculation Sorting Sizing Elutriation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Hard rubber Resins Gums Waxes Hard rubber Resins Gums Waxes ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing. Fine Primary Ultrafine Secondary Fine Primary Ultrafine Secondary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Remains unchanged Increases May increase or decrease; depends on the machine Decreases Remains unchanged Increases May increase or decrease; depends on the machine Decreases ANSWER DOWNLOAD EXAMIANS APP
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