Mechanical Operations In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing. Ultrafine Fine Primary Secondary Ultrafine Fine Primary Secondary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Equivalent diameter of a particle is the diameter of the sphere having the same Ratio of volume to surface as the particle Volume as the particle Ratio of surface to volume as the actual volume None of these Ratio of volume to surface as the particle Volume as the particle Ratio of surface to volume as the actual volume None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Employ bowl of larger diameter Can't be used for separation of fine suspended solids from a liquid Can not be operated under pressure/vacuum Operate at higher speed Employ bowl of larger diameter Can't be used for separation of fine suspended solids from a liquid Can not be operated under pressure/vacuum Operate at higher speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid? Kozney-Karman equation None of these Leva Blake-Plummer equation Kozney-Karman equation None of these Leva Blake-Plummer equation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reciprocating screens are normally inclined at an angle of 5° with the horizontal and employ gyratory motion at feed end & reciprocating motion at the discharge end. They are not suitable for the screening of the Light metal powder down upto 4 meshsize Powdered food & granular materials Dry chemicals Heavy tonnages of rocks or gravel Light metal powder down upto 4 meshsize Powdered food & granular materials Dry chemicals Heavy tonnages of rocks or gravel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Horsepower required for a roll crusher is directly proportional to its Both A & B Neither A nor B Reduction ratio Capacity Both A & B Neither A nor B Reduction ratio Capacity ANSWER DOWNLOAD EXAMIANS APP
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