Mechanical Operations The distribution given by microscopic analysis of powder is Area Volume Length Number Area Volume Length Number ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation? Crush shaft Toggles Check plates Jaw plates Crush shaft Toggles Check plates Jaw plates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For efficient grinding, ball mills must be operated At a speed equal to the critical speed With minimum possible small balls At a speed less than the critical speed At a speed more than the critical speed At a speed equal to the critical speed With minimum possible small balls At a speed less than the critical speed At a speed more than the critical 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 1 √2 √3 0.5 1 √2 √3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Collector Activator Frother Modifier Collector Activator Frother Modifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. Maximum feed size determines the required roll diameter For hard material's crushing, the reduction ratio should not exceed 4 Both the rolls run necessarily at the same speed Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Maximum feed size determines the required roll diameter For hard material's crushing, the reduction ratio should not exceed 4 Both the rolls run necessarily at the same speed Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced ANSWER DOWNLOAD EXAMIANS APP
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