Allied & ICAR Exam Bank • ALLIED_1283 MCQ • 1 Mark

Section 6: Agricultural Process Engineering

Mechanical Separation and Cleaning

Subtopic: Disc Separator

Question Statement:

A disc separator separates weed seeds and broken grains from whole cereal grains based on differences in particle:

Options:

  • (A) Length, using undercut pockets indented into vertical revolving cast iron discs
  • (B) Specific gravity
  • (C) Magnetic permeability
  • (D) Electrostatic charge

Answer Key:

A

Step-by-Step Solution & Explanation

Disc separators carry pocket indentations that lift short particles out of the bulk grain mass and discharge them into a high collection trough, while longer grains fail to seat and flow through.
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