Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to The change in volume due to crushing The new surface created The size reduction ratio None of these The change in volume due to crushing The new surface created The size reduction ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a fine crusher? Gyratory crusher Dodge jaw crusher Toothed roll crusher Blake jaw crusher Gyratory crusher Dodge jaw crusher Toothed roll crusher Blake jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Fluid energy mill Ball mill Jaw crusher Rod mill Fluid energy mill Ball mill Jaw crusher Rod mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mechanical conveyors does not come under the division 'carriers'? Bucket elevator Screw conveyor Belt conveyor Apron conveyor Bucket elevator Screw conveyor Belt conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a belt conveyor depends upon two factors. If one is the cross-section of the load, the other is the __________ of the belt. Thickness Speed Length None of these Thickness Speed Length None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Increases Decreases May increase or decrease; depends on the machine Remains unchanged Increases Decreases May increase or decrease; depends on the machine Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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