Mechanical Operations In case of a ball mill, 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 Coarse feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Width and speed of a conveyor belt depends upon the __________ of the material. Lump size Bulk density Both A & B Neither A nor B Lump size Bulk density Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy consumed by a ball mill depends on Its ball load All of these The density of the material being ground Its speed Its ball load All of these The density of the material being ground Its speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is 0.5 √2 √3 1 0.5 √2 √3 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The power number for a stirred tank becomes constant at high Reynolds number. In this limit, the variation of power input with impeller rotational speed (N) is proportional to N° N² N³ N¹ N° N² N³ N¹ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. Fluid energy mill, Jaw crusher, Ball mill Fluid energy mill, Ball mill, Jaw crusher Ball mill, Jaw crusher, Fluid energy mill Jaw crusher, Ball mill, Fluid energy mill Fluid energy mill, Jaw crusher, Ball mill Fluid energy mill, Ball mill, Jaw crusher Ball mill, Jaw crusher, Fluid energy mill Jaw crusher, Ball mill, Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
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