Mechanical Operations A tube mill as compared to a ball mill Employs smaller balls All of these Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power Employs smaller balls All of these Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Both A & B Neither A nor B Water Air Both A & B Neither A nor B Water Air ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Traces of liquid tar fog present in coke oven gas is separated using None of these Cyclone separator Electrostatic precipitator Strainer None of these Cyclone separator Electrostatic precipitator Strainer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. Vibratory Impact None of these Roll Vibratory Impact None of these Roll ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Calcium silicate Silica gel Diatomaceous earth Sodium carbonate Calcium silicate Silica gel Diatomaceous earth Sodium carbonate 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 Sorting Flocculation Elutriation Sizing Sorting Flocculation Elutriation Sizing ANSWER DOWNLOAD EXAMIANS APP