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 √LS 93 LS LS 250 LS √LS 93 LS ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of grinding in a ball mill All of these Grinding cost and power requirement increases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding Its capacity decreases with increasing fineness of the products All of these Grinding cost and power requirement increases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding Its capacity decreases with increasing fineness of the products ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is √3 2 √2 1.5 √3 2 √2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction mechanism used in Jaw crushers is Impact Cutting Attrition Compression Impact Cutting Attrition Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by AD/V π(=A/D²) π/6(=V/D³) 2π(=2A/D²) AD/V π(=A/D²) π/6(=V/D³) 2π(=2A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively. 500°C and 50 atm 1000°C and 500 atm 200°C and 5 atm 1000°C and 10 atm 500°C and 50 atm 1000°C and 500 atm 200°C and 5 atm 1000°C and 10 atm ANSWER DOWNLOAD EXAMIANS APP