Mechanical Operations The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the Cyclone separator Gravity settling chamber Electro-static precipitator Venturi atomiser Cyclone separator Gravity settling chamber Electro-static precipitator Venturi atomiser ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A filter press is A batch filter Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure Having prohibitively high maintenance cost Not suitable, if the liquid is the main product A batch filter Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure Having prohibitively high maintenance cost Not suitable, if the liquid is the main product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Neither A nor B Both A & B Hammer Cage Neither A nor B Both A & B Hammer Cage ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Waxes Resins Gums Hard rubber Waxes Resins Gums Hard rubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Frother Activator Collector Modifier Frother Activator Collector Modifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Grinding element & the housing Neither A nor B Both A & B Feed particles Grinding element & the housing Neither A nor B Both A & B Feed particles ANSWER DOWNLOAD EXAMIANS APP
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