Allied & ICAR Exam Bank • ALLIED_0276 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

Subtopic: I.C. engine systems – fuel, cooling, lubrication, ignition, electrical, intake and exhaust

Question Statement:

The centrifugal mechanical governor on a tractor diesel engine primarily acts to:

Options:

  • (A) Regulate fuel injection rack position to maintain relatively constant engine speed under varying implement loads
  • (B) Control water pump speed
  • (C) Lock the differential
  • (D) Engage the PTO

Answer Key:

A

Step-by-Step Solution & Explanation

Flyweight centrifugal governors modulate fuel delivery automatically when load changes to prevent stalling or overspeeding.
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