Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 40 - 50 60 - 75 43832 15 - 20 40 - 50 60 - 75 43832 15 - 20 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Jigging is a technique by which different particles can be Separated by particle density Mixed Separated by particle size Separated by particle shape Separated by particle density Mixed Separated by particle size Separated by particle shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Hard rubber Waxes Gums Resins Hard rubber Waxes Gums Resins ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Choke crushing (in case of a Jaw crusher) compared to free crushing Consumes more power Both A and C Results in increased capacity Consumes less power Consumes more power Both A and C Results in increased capacity Consumes less power ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the crushing energy required to create new surface ? Taggarts rule Fick's law Rittinger's law None of these Taggarts rule Fick's law Rittinger's law None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to The size reduction ratio None of these The new surface created The change in volume due to crushing The size reduction ratio None of these The new surface created The change in volume due to crushing ANSWER DOWNLOAD EXAMIANS APP
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