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 ) 250 LS LS √LS 93 LS 250 LS LS √LS 93 LS ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following minerals is not subjected to magnetic separation method? Galena Rutile Chromite Siderite Galena Rutile Chromite Siderite ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The term 'angle of nip' is concerned with the operation of the __________ crushers. Gyratory Jaw None of these Roll Gyratory Jaw None of these Roll ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If radius of a batch basket centrifuge is halved & the r.p.m. is doubled, then the Linear speed of the basket is doubled Centrifugal force is doubled Linear speed of the basket is halved Capacity of centrifuge is increased Linear speed of the basket is doubled Centrifugal force is doubled Linear speed of the basket is halved Capacity of centrifuge is increased ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following achieves the least reduction ratio for a given feed size? Cone crusher Jaw crusher Gyratory crusher Roll crusher Cone crusher Jaw crusher Gyratory crusher Roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration increases with time Resistance decreases with time Rate of filtration decreases with time Rate of filtration is constant Rate of filtration increases with time Resistance decreases with time Rate of filtration decreases with time Rate of filtration is constant ANSWER DOWNLOAD EXAMIANS APP
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