Mechanical Operations For a non-spherical particle, the sphericity Is always less than 1 Has the dimension of length Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is always less than 1 Has the dimension of length Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle 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 Blake-Plummer equation None of these Leva Kozney-Karman equation Blake-Plummer equation None of these Leva ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In closed circuit grinding as compared to open circuit grinding, the Production rate at a given limiting size is lower Specific surface of product is more Product has lesser size uniformity Operation is economical Production rate at a given limiting size is lower Specific surface of product is more Product has lesser size uniformity Operation is economical ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Soft & non-abrasive materials can be made into fines by Compression Attrition Cutting None of these Compression Attrition Cutting None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Choke crushing (in case of a Jaw crusher) compared to free crushing Consumes more power Results in increased capacity Consumes less power Both A and C Consumes more power Results in increased capacity Consumes less power Both A and C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration. Constant pressure Constant rate Varying rate Varying pressure Constant pressure Constant rate Varying rate Varying pressure ANSWER DOWNLOAD EXAMIANS APP
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