Mechanical Operations A screen is said to be blinded, when the Undersizes are retained in oversize fraction Screen is plugged with solid particles Screen capacity is abruptly increased Oversizes are present in undersize fraction Undersizes are retained in oversize fraction Screen is plugged with solid particles Screen capacity is abruptly increased Oversizes are present in undersize fraction ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk Separation of isotopes based on their density or molecular weights difference ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Solid particles of different densities are separated by Thickness Cyclones Filters Sorting classifier Thickness Cyclones Filters Sorting classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls? 46° 40° 32° 16° 46° 40° 32° 16° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A __________ employs a set of screen across a flow channel for the separation of dirt/rust from a flowing liquid stream. Strainer Thickener Classifier Clarifier Strainer Thickener Classifier Clarifier 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 Wet scrubber Cyclone separator Bag filter Electrostatic precipitator Wet scrubber Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
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