Mechanical Operations The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is 1.5 1 ?2 None of these 1.5 1 ?2 None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 5 to 10 20 to 25 0.1 to 2 50 to 70 5 to 10 20 to 25 0.1 to 2 50 to 70 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum filter is most suitable for the Liquids of very high viscosity None of these Liquids having high vapour pressure Removal of fines from liquid Liquids of very high viscosity None of these Liquids having high vapour pressure Removal of fines from liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 15 - 20 60 - 75 40 - 50 43832 15 - 20 60 - 75 40 - 50 43832 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. Impact Vibratory Roll None of these Impact Vibratory Roll None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for fine grinders is 20-40 43961 44124 As high as 100 20-40 43961 44124 As high as 100 ANSWER DOWNLOAD EXAMIANS APP
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