Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 50 0.014 0.007 0.3 50 0.014 0.007 0.3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the Both A & B Cake becomes very dense Filtration pressure rises suddenly Liquor stops flowing out to the discharge Both A & B Cake becomes very dense Filtration pressure rises suddenly Liquor stops flowing out to the discharge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity for a non-spherical particle is given by (where, V and S are volume and surface area respectively of one particle. and, D = equivalent diameter of particle). V/D.S S/V 6.V/D.S V/6D.S V/D.S S/V 6.V/D.S V/6D.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Jaw crushers Gyratory crushers Rod mills Smooth roll crushers Jaw crushers Gyratory crushers Rod mills Smooth roll crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ baffles are provided in ball mills. Only two No None of these Horizontal Only two No None of these Horizontal ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases linearly Remains constant Increases Decreases Increases linearly Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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