Mechanical Operations The distribution given by microscopic analysis of powder is Area Length Number Volume Area Length Number Volume ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to None of these The new surface created The change in volume due to crushing The size reduction ratio None of these The new surface created The change in volume due to crushing The size reduction ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gizzlies are used for separating __________ solids. None of these Any size Fine Coarse None of these Any size Fine Coarse 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 time zero At the end of filtration, but decreases with time subsequently When half the filtrate has been obtained At the end of filtration At time zero At the end of filtration, but decreases with time subsequently When half the filtrate has been obtained At the end of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding. 1 0.5 1.34 4.34 1 0.5 1.34 4.34 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ balls capable of grinding the feed in a ball mill gives the maximum efficiency. Maximum size Cast iron Minimum size Elliptical Maximum size Cast iron Minimum size Elliptical ANSWER DOWNLOAD EXAMIANS APP
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