Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Spiralling Panning Tabling None of these Spiralling Panning Tabling None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)²p (S/V)f (S/V)p √(S/V)p (S/V)²p (S/V)f (S/V)p √(S/V)p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tube mill compared to ball mill Is long in comparison with its diameter All of these Produces finer products Uses smaller balls Is long in comparison with its diameter All of these Produces finer products Uses smaller balls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cyclones are used primarily for separating Solids from solids Solids Liquids Solids from fluids Solids from solids Solids Liquids Solids from fluids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As per Taggart's formula, the capacity (kg/hr) of Jaw & Gyratory crushers (for gapes of 10 to 60 cms) is equal to (where, L = Length of feed opening, cms S = Maximum width of discharge opening, cms ) √LS 93 LS 250 LS LS √LS 93 LS 250 LS LS ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Carbon black is pulverised in a Ball mill Roll crusher Hammer crusher Gyratory crusher Ball mill Roll crusher Hammer crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
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