Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 0.007 50 0.014 0.3 0.007 50 0.014 0.3 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 ) 250 LS 93 LS LS √LS 250 LS 93 LS LS √LS ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 85 35 50 70 85 35 50 70 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which is a secondary crusher for a hard & tough stone? Jaw crusher Cone crusher Impact crusher Toothed roll crusher Jaw crusher Cone crusher Impact crusher Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In the cyclone separator used for separation of dust from dust laden gas, the gas Enters the cyclone from the top Is admitted tangentially at high velocity Both B and C Develops a helical motion inside the chamber Enters the cyclone from the top Is admitted tangentially at high velocity Both B and C Develops a helical motion inside the chamber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of ice and gypsum can be accomplished suitably by a __________ crusher. Blake jaw None of these Toothed roll Gyratory Blake jaw None of these Toothed roll Gyratory ANSWER DOWNLOAD EXAMIANS APP
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