Mechanical Operations Which of the following may prove unsuitable for filtering volatile liquids? Centrifugal filter Gravity filter Vacuum filter Pressure filter Centrifugal filter Gravity filter Vacuum filter Pressure filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Decreases May increase or decrease; depends on the machine Increases Remains unchanged Decreases May increase or decrease; depends on the machine Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of isotopes is generally done using a/an __________ centrifuge. Neither A nor B Both A & B Disk-bowl Ultra Neither A nor B Both A & B Disk-bowl Ultra ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively). Df/Dp None of these Dp/Df Df - Dp Df/Dp None of these Dp/Df Df - Dp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration increases with time Resistance decreases with time Rate of filtration is constant Rate of filtration decreases with time Rate of filtration increases with time Resistance decreases with time Rate of filtration is constant Rate of filtration decreases with time ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following oxides is not present in hematite iron ore? Titanium oxide Calcium oxide Cobalt oxide Manganese oxide Titanium oxide Calcium oxide Cobalt oxide Manganese oxide ANSWER DOWNLOAD EXAMIANS APP
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