Allied & ICAR Exam Bank • ALLIED_0273 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

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

Question Statement:

An oil-bath air cleaner on an agricultural tractor cleans dusty field air by:

Options:

  • (A) Forcing incoming air through a sharp reversal over an oil reservoir to trap heavy dust, followed by a wire-mesh filter pack
  • (B) Spraying oil onto crops
  • (C) Centrifuging fuel
  • (D) Electrostatic charging of soot

Answer Key:

A

Step-by-Step Solution & Explanation

Air strikes oil surface at high speed where inertia causes dust to settle in oil, and fine mist is captured by wire screen.
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