Mechanical Operations Which of the following screens has the maximum capacity? Trommels Shaking screen Grizzlies Vibrating screen Trommels Shaking screen Grizzlies Vibrating screen ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In screen analysis, the notation +5 mm/-10 mm means particles passing through 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Neither 5 mm nor 10 mm screen Both 5 mm and 10 mm screens 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Neither 5 mm nor 10 mm screen Both 5 mm and 10 mm screens ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Np) varies with NRe as Np ∝ NRe Np → constant Np ∝ 1/NRe Np ∝ √NRe Np ∝ NRe Np → constant Np ∝ 1/NRe Np ∝ √NRe ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A screen is said to be blinded, when the Screen is plugged with solid particles Oversizes are present in undersize fraction Undersizes are retained in oversize fraction Screen capacity is abruptly increased Screen is plugged with solid particles Oversizes are present in undersize fraction Undersizes are retained in oversize fraction Screen capacity is abruptly increased ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Jigging is a technique by which different particles can be Separated by particle size Mixed Separated by particle density Separated by particle shape Separated by particle size Mixed Separated by particle density Separated by particle shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ balls capable of grinding the feed in a ball mill gives the maximum efficiency. Minimum size Maximum size Elliptical Cast iron Minimum size Maximum size Elliptical Cast iron ANSWER DOWNLOAD EXAMIANS APP
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