Mechanical Operations In case of a ball mill, Coarse feed requires a larger ball Fine feed requires a larger ball None of these Operating speed should be more than the critical speed Coarse feed requires a larger ball Fine feed requires a larger ball None of these Operating speed should be more than the critical speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is 0.5 0.62 0.58 0.68 0.5 0.62 0.58 0.68 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is >10 >100 >10 >100 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dispersion of a gas through liquid is done by using a Masticator Sparger Kneader None of these Masticator Sparger Kneader None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Jigging is a technique by which different particles can be Separated by particle density Mixed Separated by particle shape Separated by particle size Separated by particle density Mixed Separated by particle shape Separated by particle size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is KW. sec/kg KWh/kg Kg/sec KWh/sec. kg KW. sec/kg KWh/kg Kg/sec KWh/sec. kg ANSWER DOWNLOAD EXAMIANS APP
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