Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Frother Activator Modifier Collector Frother Activator Modifier Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Tabling Panning None of these Spiralling Tabling Panning None of these Spiralling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Additives used for promoting the floccula-tion of particles is a/an Electrolyte Both A & B Surface active agent Neither A nor B Electrolyte Both A & B Surface active agent Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Compressibility co-efficient for an absolutely compressible cake is ∞ 0 to 1 1 ∞ 0 to 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill Employs smaller balls Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power All of these Employs smaller balls Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is 0.01 to 0.1 0.2 to 0.4 0.2 to 0.8 0.1 to 0.3 0.01 to 0.1 0.2 to 0.4 0.2 to 0.8 0.1 to 0.3 ANSWER DOWNLOAD EXAMIANS APP