Allied & ICAR Exam Bank • ALLIED_2872 MCQ • 1 Mark

Section 2: Farm Machinery

Farm Machinery

Subtopic: Hitch systems and hitching of tillage implements

Question Statement:

Draft sensing in modern electro-hydraulic hitch systems (EHR) is most commonly accomplished using:

Options:

  • (A) Strain gauge load pins embedded directly in the lower draft link pivot pins
  • (B) Mechanical pushrods on the steering column
  • (C) Pressure gauges on the fuel tank
  • (D) Airflow anemometer

Answer Key:

A

Step-by-Step Solution & Explanation

EHR uses shear-pin strain sensors at lower link pivot anchor points to provide instant electronic feedback to microcontroller proportional valves.
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