Question Bank • QB_FP_095 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

Subtopic: Thermodynamic principles of I.C. engines

Question Statement:

During heavy drawbar pulling on level ground, backward overturning of a 2WD agricultural tractor will occur when the dynamic normal reaction on the front wheels becomes:

Options:

  • (A) Equal to total tractor weight
  • (B) Zero
  • (C) Half of the static rear axle load
  • (D) Equal to the drawbar pull

Answer Key:

B

Step-by-Step Solution & Explanation

Backward overturning or front-wheel rearing occurs when the dynamic weight transfer from front to rear equals the static front axle weight, causing the front normal reaction $R_f$ to drop to zero.
← Previous (QB_FP_101) Next (QB_FP_096) →

Practice In Authentic CBT Exam Interface

Test your skills under authentic timed conditions with live scoring and AIR percentile ranking.

Launch CBT Mock Test