Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Agitation Size enlargement Humidification Filtration Agitation Size enlargement Humidification Filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In the cyclone separator used for separation of dust from dust laden gas, the gas Enters the cyclone from the top Develops a helical motion inside the chamber Is admitted tangentially at high velocity Both B and C Enters the cyclone from the top Develops a helical motion inside the chamber Is admitted tangentially at high velocity Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by π(=A/D²) AD/V π/6(=V/D³) 2π(=2A/D²) π(=A/D²) AD/V π/6(=V/D³) 2π(=2A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the Feed may be highly abrasive (Moh's scale >5) Minimum product size is 3 mm Rotor shaft carrying hammers can be vertical or horizontal Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Minimum product size is 3 mm Rotor shaft carrying hammers can be vertical or horizontal Maximum feed size may be 50 mm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Clarification Sedimentation Classification Flocculation Clarification Sedimentation Classification Flocculation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency is the ratio of the Energy fed to the machine to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine Surface energy created by crushing to the energy absorbed by the solid Energy absorbed by the solid to the surface energy created by crushing Energy fed to the machine to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine Surface energy created by crushing to the energy absorbed by the solid Energy absorbed by the solid to the surface energy created by crushing ANSWER DOWNLOAD EXAMIANS APP
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