Mechanical Operations - Study Mode
[#166] Which of the following is not a cutting machine?
Correct Answer
(D) Tube mills
[#167] Which of the following is not a wet classifier?
Correct Answer
(D) None of these
[#168] Out of the following size reduction equipments, the maximum feed size can be accepted by the
Correct Answer
(C) Jaw crusher
[#169] The reduction ratio for grinders is defined as (where, D f and D p are average diameters of feed and product respectively).
Correct Answer
(A) $$frac{{{{ ext{D}}_{ ext{f}}}}}{{{{ ext{D}}_{ ext{p}}}}}$$
[#170] With increase in the capacity of screens, the screen effectiveness
Correct Answer
(C) Decreases