57. 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
59. Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor.
62. Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is
63. Float and sink test determines the possibility of cleaning of coal by a process based on the
Page 9 of 63