Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. Maximum feed size determines the required roll diameter Both the rolls run necessarily at the same speed For hard material's crushing, the reduction ratio should not exceed 4 Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Maximum feed size determines the required roll diameter Both the rolls run necessarily at the same speed For hard material's crushing, the reduction ratio should not exceed 4 Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced 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 1.5 1 ?2 None of these 1.5 1 ?2 None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Apron conveyors are used for Small loads & long runs None of these Heavy loads & short runs Heavy loads & long runs Small loads & long runs None of these Heavy loads & short runs Heavy loads & long runs ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Hammer Both A & B Neither A nor B Cage Hammer Both A & B Neither A nor B Cage ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Plate and frame filter press Vacuum filter Sand bed filter Batch basket centrifuge Plate and frame filter press Vacuum filter Sand bed filter Batch basket centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sauter mean diameter is the same as the __________ mean diameter. Arithmetic Mass Geometric Volume-surface Arithmetic Mass Geometric Volume-surface ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS