Allied & ICAR Exam Bank • ALLIED_2853 MSQ • 2 Marks

Section 2: Farm Machinery

Farm Machinery

Subtopic: Forces acting on a tillage tool

Question Statement:

Which of the following components comprise the parasitic (useful vs non-useful) resistance forces on an MB plow?

Options:

  • (A) Useful force: Cutting and pulverizing soil slice
  • (B) Parasitic force: Rolling resistance of support gauge wheels
  • (C) Parasitic force: Sliding friction of landside heel against furrow sole and wall
  • (D) Useful force: Air drag of tractor cabin

Answer Key:

A, B, C

Step-by-Step Solution & Explanation

Useful forces do actual tillage; parasitic forces are unwanted frictional resistances from support and stabilizing elements.
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