Mechanical Operations In case of a hammer crusher, All of these Crushing takes place by impact breaking Reduction ratio can be varied by adjusting the distance from cage to hammers Maximum acceptable feed size is 30 cms All of these Crushing takes place by impact breaking Reduction ratio can be varied by adjusting the distance from cage to hammers Maximum acceptable feed size is 30 cms ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the __________ crushing. Primary Ultrafine Secondary Fine Primary Ultrafine Secondary Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of raschig ring (whose length and diameter are equal) is >1 2 1 >1 2 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The sphericity of a solid particle of cubical shape is (π/6)1/3 (π/6)1/2 π/3 π (π/6)1/3 (π/6)1/2 π/3 π ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Activator Frother Collector Modifier Activator Frother Collector Modifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a revolving/tumbling mill used for size reduction? Cage mill Pebble mill Compartment mill Rod mill Cage mill Pebble mill Compartment mill Rod mill ANSWER DOWNLOAD EXAMIANS APP
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