Mechanical Operations Size reduction does not occur due to compression in case of Jaw crushers Rod mills Smooth roll crushers Gyratory crushers Jaw crushers Rod mills Smooth roll crushers Gyratory crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rod mills employed for grinding Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Is useful for handling sticky materials Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Is useful for handling sticky materials ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Decreases May increase or decrease; depends on the machine Increases Remains unchanged Decreases May increase or decrease; depends on the machine Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The inlet pressure in a constant rate filtration Remains constant Increases continuously None of these Decreases gradually Remains constant Increases continuously None of these Decreases gradually ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by AD/V D/V A/V √(AD/V) AD/V D/V A/V √(AD/V) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment used to devulcanise rubber scrap and to make water dispersion & rubber solution is a Propeller agitator Sharpies centrifuge Boundary mixer None of these Propeller agitator Sharpies centrifuge Boundary mixer None of these ANSWER DOWNLOAD EXAMIANS APP