Mechanical Operations - Study Mode
[#116] Filtrate flow rate in case of a rotary drum vacuum filter (in which R m << R c ) is proportional to __________ and the cycle time (where, $$mu $$ = filtrate viscosity, R m = filter medium resistance, R c = cake resistance ).
Correct Answer
(B) $$frac{1}{{sqrt mu }}$$
[#117] Ball mill is used for
Correct Answer
(C) Fine grinding
[#118] Basic slag is not ground in
Correct Answer
(A) Jaw crushers
[#119] Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately ?
Correct Answer
(A) Rittinger's law
[#120] Traces of solids are removed from, liquid in a
Correct Answer
(B) Clarifier