Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Modifier Activator Collector Frother Modifier Activator Collector Frother ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Supporting legs of a plate and frame filter is normally made of High speed steel Wooden plank Cast iron Stainless steel High speed steel Wooden plank Cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A fluid energy mill is used for Grinding Ultra grinding Cutting Crushing Grinding Ultra grinding Cutting Crushing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Filtration Humidification Size enlargement Agitation Filtration Humidification Size enlargement Agitation ANSWER DOWNLOAD EXAMIANS APP
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 ?2 1.5 None of these 1 ?2 1.5 None of these 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. 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 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 ANSWER DOWNLOAD EXAMIANS APP