Allied & ICAR Exam Bank • ALLIED_0336 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

Subtopic: Tractors and Power Tillers

Question Statement:

The differential lock on an agricultural tractor is engaged when:

Options:

  • (A) One rear drive wheel loses traction and spins freely in mud while the other wheel remains stationary
  • (B) Negotiating a sharp turn on a concrete highway
  • (C) Reversing at maximum speed
  • (D) Engine oil pressure drops

Answer Key:

A

Step-by-Step Solution & Explanation

Differential lock couples both half-axles together, forcing both rear wheels to turn at identical speed to pull through slippery spots.
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