Mechanical Operations MCQs with answers Page - 2

Here, you will find a collection of MCQ questions on Mechanical Operations. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

Admin • 828.03K Points
Coach

Q. _______ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals.

  • (A) Separation efficiency
  • (B) Selectivity index
  • (C) Concentration ratio
  • (D) None of these

A

Admin • 828.03K Points
Coach

Q. ______ is the most suitable for compounding rubber and plastic solids.

  • (A) Banbury mixer
  • (B) Pan mixer
  • (C) Pug mill
  • (D) Charge can mixer

A

Admin • 828.03K Points
Coach

Q. ________ is used for producing a thick suspension from a thin slurry.

  • (A) Cartridge filter
  • (B) Rotary drum vacuum filter
  • (C) Pressure filter thickener
  • (D) Plate and frame filter press

A

Admin • 828.03K Points
Coach

Q. _______ mean diameter of particles is given by Σ (xi/Dpi ⃗)

  • (A) Mass
  • (B) Volume
  • (C) Arithmetic
  • (D) Volume surface

A

Admin • 828.03K Points
Coach

Q. _______ mill is normally used for grinding of talc.

  • (A) Tube
  • (B) Compartment
  • (C) Ring-roll
  • (D) Pebble

A

Admin • 828.03K Points
Coach

Q. _______ mill is not a revolving mill.

  • (A) Pebble
  • (B) Compartment
  • (C) Cage
  • (D) Tube

A

Admin • 828.03K Points
Coach

Q. _______ mill is not used for grinding wheat into flour and for milling of cereals & other vegetable products.

  • (A) Buhrstone
  • (B) Roller
  • (C) Attrition
  • (D) Pebble

A

Admin • 828.03K Points
Coach

Q. _______ mills are termed as disintegrators.

  • (A) Cage
  • (B) Compartment
  • (C) Pebble
  • (D) All tumbling

A

Admin • 828.03K Points
Coach

Q. ________ mills are termed as impactors.

  • (A) Hammer
  • (B) Cage
  • (C) Rolling-compression
  • (D) None of these

A

Admin • 828.03K Points
Coach

Q. ______ mills fall in the category of tumbling mills,

  • (A) Ball and pebble
  • (B) Rod and tube
  • (C) Compartment
  • (D) All (A), (B) & (C)

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