Mechanical Operations Percentage of drum submerged in the slurry in case of rotary drum filter is 85 3 30 25 85 3 30 25 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium Minimum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Classification Clarification Thickening Froth floatation Classification Clarification Thickening Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Basic slags Metalliferrous ores Non-metallic ores Asbestos & mica Basic slags Metalliferrous ores Non-metallic ores Asbestos & mica ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Lead Alloy steel Forged/cast steel Cast iron Lead Alloy steel Forged/cast steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In washing type plate and frame filter press, the ratio of washing rate to the final filtrate rate is 1/4 1/2 4 1 1/4 1/2 4 1 ANSWER DOWNLOAD EXAMIANS APP