Mechanical Operations Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is 0.01 to 0.1 0.1 to 0.3 0.2 to 0.8 0.2 to 0.4 0.01 to 0.1 0.1 to 0.3 0.2 to 0.8 0.2 to 0.4 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Sodium carbonate Cresylic acid Copper sulphate Calcium carbonate Sodium carbonate Cresylic acid Copper sulphate Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Flow of filtrate through the cake in a plate and frame filter press is best described by the __________ equation. Hagen-Poiseulle's Kremser Kozney-Karman Fanning's Hagen-Poiseulle's Kremser Kozney-Karman Fanning's ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations All resistances during washing of cake Remain constant Decreases Increases None of these Remain constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Remains unchanged Increases Decreases May increase or decrease; depends on the machine Remains unchanged Increases Decreases May increase or decrease; depends on the machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Rod mills Gyratory crushers Jaw crushers Smooth roll crushers Rod mills Gyratory crushers Jaw crushers Smooth roll crushers ANSWER DOWNLOAD EXAMIANS APP
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