Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 5 50 500 5000 5 50 500 5000 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Classifier Both A & B Cyclone separator between mill & classifier Neither A nor B Classifier Both A & B Cyclone separator between mill & classifier Neither A nor B 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 250 LS 93 LS √LS LS 250 LS 93 LS √LS ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Ball mill Gyratory crusher Roll crusher Hammer crusher Ball mill Gyratory crusher Roll crusher Hammer crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a roll crusher, both the rolls All of these Run either at the same or different speeds Have the same diameter Are rotated towards each other All of these Run either at the same or different speeds Have the same diameter Are rotated towards each other ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cement clinker is reduced to fine size by a Hammer mill Tube mill Ball mill Roll crusher Hammer mill Tube mill Ball mill Roll crusher ANSWER DOWNLOAD EXAMIANS APP
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