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 Cyclone separator Bag filter Electrostatic precipitator Wet scrubber Cyclone separator Bag filter Electrostatic precipitator Wet scrubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by Φs = 6 Vp/dp sp Φs = dp Sp/Vp Φs = Vp/dp sp Φs = 6 dp Sp/Vp Φs = 6 Vp/dp sp Φs = dp Sp/Vp Φs = Vp/dp sp Φs = 6 dp Sp/Vp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For achieving maximum capacity of the ball mill, the ball charge should be equal to about __________ percent of the ball mill volume. 50 25 10 75 50 25 10 75 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Cage Hammer Both A & B Neither A nor B Cage Hammer Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Feed size of ≥ 25 cms can be accepted by Rod mill Ball mill Fluid energy mill Jaw crusher Rod mill Ball mill Fluid energy mill Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A filter press is Not suitable, if the liquid is the main product A batch filter Having prohibitively high maintenance cost Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure Not suitable, if the liquid is the main product A batch filter Having prohibitively high maintenance cost Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure ANSWER DOWNLOAD EXAMIANS APP
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