Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 22.1 μm/s 1 μm/s 0.02 μm/s 0.90 μm/s 22.1 μm/s 1 μm/s 0.02 μm/s 0.90 μm/s ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Fine feed requires a larger ball Operating speed should be more than the critical speed None of these Coarse feed requires a larger ball Fine feed requires a larger ball Operating speed should be more than the critical speed None of these Coarse feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In classification, particles are said to be equal settling, if they have the same terminal velocities in the Both B and C Different fluids Same fluid Same field of force Both B and C Different fluids Same fluid Same field of force ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mixing of light fine powder such as insecticides is done by Impact wheels Banbery mixer Kneader Pug mill Impact wheels Banbery mixer Kneader Pug mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Carbon black is pulverised in a Ball mill Hammer crusher Roll crusher Gyratory crusher Ball mill Hammer crusher Roll crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sauter mean diameter is the same as the __________ mean diameter. Geometric Mass Arithmetic Volume-surface Geometric Mass Arithmetic Volume-surface ANSWER DOWNLOAD EXAMIANS APP
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