Allied & ICAR Exam Bank • ALLIED_0286 NAT • 2 Marks

Section 3: Farm Power

Farm Power

Subtopic: Tractors and Power Tillers

Question Statement:

A 2WD tractor of total weight $24\text{ kN}$ has wheelbase $2.0\text{ m}$. Static rear axle load is $16\text{ kN}$. The tractor exerts horizontal drawbar pull $8\text{ kN}$ at hitch height $0.5\text{ m}$. Dynamic rear axle load in kN is:

Answer Key:

18

Step-by-Step Solution & Explanation

Weight transfer $\Delta W = (P \times h)/b = (8 \times 0.5)/2.0 = 2.0\text{ kN}$. Rear reaction $= 16.0 + 2.0 = 18.0\text{ kN}$.
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