Mechanical Operations Ultra centrifuges are used for the separation of __________ solid particles. Fine Colloidal Coarse Dissolved Fine Colloidal Coarse Dissolved ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an Bag filter Electrostatic precipitator Cyclone separator Wet scrubber Bag filter Electrostatic precipitator Cyclone separator Wet scrubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's number designates the new surface created per unit mechanical energy absorbed by the material being crushed. Larger value of Rittinger's number of a material indicates its High power consumption in grinding Easier grindability None of these Poor grindability High power consumption in grinding Easier grindability None of these Poor grindability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration At the end of filtration, but decreases with time subsequently At time zero At the end of filtration When half the filtrate has been obtained At the end of filtration, but decreases with time subsequently At time zero At the end of filtration When half the filtrate has been obtained 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 a fine crusher? Gyratory crusher Blake jaw crusher Toothed roll crusher Dodge jaw crusher Gyratory crusher Blake jaw crusher Toothed roll crusher Dodge jaw crusher ANSWER DOWNLOAD EXAMIANS APP
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