Mineral Dressing in Mining MCQs Questions & Answers

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Learn and practice multiple-choice questions (MCQs) with answers related to Mineral Dressing in Mining. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Mineral Dressing in Mining chapter is particularly important for students studying mining engineering. Page-3 section-1

Which of the following is the Stoke's equation for the derivation of terminal velocity of particles?

A) Ff = Uu + Vu B) $$R = \frac{{vdDf}}{n}$$ C) $$v = \frac{{{d^2}g\left( {{D_s} - {D_f}} \right)}}{{18n}}$$ D) $$\frac{h}{v} = \frac{{{d_2}}}{{{d_2} - d_1^2}}$$

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Answer & Solution

Answer: Option C

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Sedimentation method is based on

A) particle sizing by means of an upward current fluid B) change in volume of fluid C) measurement of the rate of settling of powder particles uniformly dispersed in a fluid D) individual measurement of particles

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Answer & Solution

Answer: Option C

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The method of separation of two or more of minerals of different specific gravity is called

A) Flotation B) Sieving C) Washing D) HMS

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Answer & Solution

Answer: Option D

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In the field of automatic control of mineral processing operation, the output signal is controlled by a standard algorithm known as

A) PID algorithm B) feed back algorithm C) EVOP algorithm D) fuzzy logic algorithm

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Answer & Solution

Answer: Option A

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The fine product from classification is known as

A) slimes B) slack C) tramp D) pulp

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Answer & Solution

Answer: Option A

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It is s simple algorithm used to update the model parameters to give a reasonably accurate prediction of the dynamic behavior of the process

A) recursive least squares estimation B) evolutionary optimization technique C) PI control technique D) data loggers

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Answer & Solution

Answer: Option A

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Which crusher is to be recommended for use where the crusher gap is more important than the capacity?

A) gyratory crusher B) cone crusher C) jaw crusher D) ball mill

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Answer & Solution

Answer: Option C

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Hammer mill is a type of

A) high speed crusher B) cone crusher C) impact crusher D) roll crusher

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Answer & Solution

Answer: Option C

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Which of the following is the widely used method for particle size analysis?

A) test sieving B) grinding C) elutriation D) sedimentation

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Answer & Solution

Answer: Option A

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As the ball load increases, the energy consumed by ball mill

A) Decreases B) Increases C) First increases and then decreases D) First decreases and then increases

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Answer & Solution

Answer: Option D

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Mineral Dressing in Mining MCQs Questions & Answers | Mining Engineering