Mechanical Operations The specific surface of sherical particles is proportional to (where, Dp = diameter of particle). D²p 1/D²p 1/Dp Dp D²p 1/D²p 1/Dp Dp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For benefication of iron ore, the most commonly used method is Jigging & tabling None of these Flocculation Froth floatation Jigging & tabling None of these Flocculation Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In washing type plate and frame filter press, the ratio of washing rate to the final filtrate rate is 1/4 1 4 1/2 1/4 1 4 1/2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a grinding operation, the limiting particle size is the size of the __________ particle in the sample. Either A or B Smallest Neither A nor B Largest Either A or B Smallest Neither A nor B Largest ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately ? None of these Rittinger's law Bond's law Kick's law None of these Rittinger's law Bond's law Kick's law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mills and tube mills with flint or porcelain balls are used for size reduction of Non-metallic ores Asbestos Rubber Limestone Non-metallic ores Asbestos Rubber Limestone ANSWER DOWNLOAD EXAMIANS APP
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