Mechanical Operations General mechanism of size reduction in intermediate and fine grinder is by Cutting action Compression Impact and attrition Compression and tearing Cutting action Compression Impact and attrition Compression and tearing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is 2250 1125 460 230 2250 1125 460 230 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The value of 'angle of nip' is generally about 32° 16° 64° 52° 32° 16° 64° 52° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mills are termed as impactors. Hammer Rolling-compression None of these Cage Hammer Rolling-compression None of these Cage 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 Thickening Froth floatation Classification Clarification Thickening Froth floatation Classification Clarification ANSWER DOWNLOAD EXAMIANS APP
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