Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Hammer crusher Roll crusher Ball mill Gyratory crusher Hammer crusher Roll crusher Ball mill Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Removal of activated carbon from glycerine is done by Rotary vacuum filter None of these Plate and frame filter Batch basket centrifuge Rotary vacuum filter None of these Plate and frame filter Batch basket centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shape factor for a cylinder whose length equals its diameter is 2.0 1.5 1.0 0.5 2.0 1.5 1.0 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is ½w² . δρL (2R + δ) ½w² . R . ρL(R + 2δ) ½w² . R² . ρL ½w² . δ² . ρL ½w² . δρL (2R + δ) ½w² . R . ρL(R + 2δ) ½w² . R² . ρL ½w² . δ² . ρL 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 The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is 1.5 √3 √2 2 1.5 √3 √2 2 ANSWER DOWNLOAD EXAMIANS APP