Allied & ICAR Exam Bank • ALLIED_2936 MCQ • 1 Mark

Section 2: Farm Machinery

Farm Machinery

Subtopic: Calculation of performance parameters – field capacity, efficiency, performance index, application rate and losses

Question Statement:

The application rate error in seed drill field operation due to drive wheel tire inflation change occurs because:

Options:

  • (A) Under-inflated drive tires have smaller rolling radius, rotating more turns per distance and over-seeding
  • (B) Over-inflated tires attract seed static charge
  • (C) Tire pressure changes seed weight
  • (D) Air escapes into seed hopper

Answer Key:

A

Step-by-Step Solution & Explanation

Lower inflation reduces effective rolling circumference, causing the seed metering shaft to revolve more times per hectare.
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