Allied & ICAR Exam Bank • ALLIED_3032 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

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

Question Statement:

In turbocharged agricultural diesel engines system #7, the intercooler (charge air cooler) is installed between compressor and intake manifold to:

Options:

  • (A) Cool compressed air, increasing air density and volumetric efficiency for higher power output
  • (B) Heat incoming air to prevent freezing
  • (C) Filter fuel droplets
  • (D) Silence engine exhaust

Answer Key:

A

Step-by-Step Solution & Explanation

Compressing air heats it up; intercooling increases intake air density allowing more oxygen and fuel to burn cleanly.
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