Mechanical Operations With increase in the capacity of screens, the screen effectiveness Increases Remains unchanged Decreases Decreases exponentially Increases Remains unchanged Decreases Decreases exponentially 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 √d 1/d D D² √d 1/d D D² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Hammer crusher Roll crusher Ball mill Gyratory crusher Hammer crusher Roll crusher Ball mill Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Both A & B Tearing (shear) and compression Neither A nor B Impact and attrition Both A & B Tearing (shear) and compression Neither A nor B Impact and attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels employ __________ for screening of materials. Fibrous cloth Punched plate Woven wire screen None of these Fibrous cloth Punched plate Woven wire screen None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Apron conveyors are used for Small loads & long runs None of these Heavy loads & long runs Heavy loads & short runs Small loads & long runs None of these Heavy loads & long runs Heavy loads & short runs ANSWER DOWNLOAD EXAMIANS APP
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