Mechanical Operations During size reduction by a jaw crusher, the energy consumed decreases with the Increasing size of feed at constant reduction ratio Decreasing size of product at constant size of feed Decreasing machine capacity None of these Increasing size of feed at constant reduction ratio Decreasing size of product at constant size of feed Decreasing machine capacity None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process opposite to 'dispersion' is termed as the Flocculation Filtration Sedimentation None of these Flocculation Filtration Sedimentation None of these 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 For benefication of iron ore, the most commonly used method is Froth floatation Flocculation Jigging & tabling None of these Froth floatation Flocculation Jigging & tabling None of these 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 Froth floatation Classification Clarification Thickening Froth floatation Classification Clarification Thickening ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Length/diameter ratio of a ball mill is 1 < 1 1.5 > 1 1 < 1 1.5 > 1 ANSWER DOWNLOAD EXAMIANS APP
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