Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Both A & B Cage Neither A nor B Hammer Both A & B Cage Neither A nor B Hammer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For benefication of iron ore, the most commonly used method is None of these Froth floatation Flocculation Jigging & tabling None of these Froth floatation Flocculation Jigging & tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get a fine talc powder from its granules, the equipment used is Roller crusher Gyratory crusher Ball mill Jaw crusher Roller crusher Gyratory crusher Ball mill Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 60 - 75 15 - 20 43832 40 - 50 60 - 75 15 - 20 43832 40 - 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? Fluid energy mill Jet mills Micronizer All of these Fluid energy mill Jet mills Micronizer All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cumulative analysis for determining surface is more precise than differential analysis, because of the Assumption that all particles in a single fraction are equal in size, is not needed Fact that screening is more effective None of these Assumption that all particles in a single fraction are equal in size Assumption that all particles in a single fraction are equal in size, is not needed Fact that screening is more effective None of these Assumption that all particles in a single fraction are equal in size ANSWER DOWNLOAD EXAMIANS APP
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