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Mineral Dressing in Metallurgy MCQ Questions and Answers | Metallurgical Engineering

Enhance your knowledge of Mineral Dressing in Metallurgy with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Mineral Dressing in Metallurgy are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-5 section-1

41
Which of the following size reduction equipment's can accept feed size > 25 cms?
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Answer: Option D
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42
The figure below shows the cumulative size distribution of particles of a crushed mineral. 10 kg of this material is first passed through a sieve of size 400 micron and then through a sieve of size 300 micron. The weight of mineral (in kg ) that is retained on the 300 micron sieve is . . . . . . . .
Mineral Dressing in Metallurgy mcq question image
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Answer: Option C
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43
In froth floatation, collector refers to a reagent which primarily,
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Answer: Option B
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44
Pick out the wrong statement.
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Answer: Option D
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45
What are the oxide ore of iron
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Answer: Option D
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46
Apron conveyors are used for the
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Answer: Option A
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47
A 200 mesh screen made of steel wire having a diameter of 0.053 mm has an aperture size (in μm)
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Answer: Option C
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48
The following is a typical anionic collector used in floatation.
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Answer: Option C
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49
Identify the correct statements:
P. A reagent could be a collector for one system and a frother for another.
Q. Usage of a frother makes the bubble stable.
R. Usage of a frother makes the mineral surface hydrophobic
S. Some mineral floatation processes will not require any collector.
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Answer: Option D
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50
A typical collector used in sulphide mineral floatation is
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Answer: Option B
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