Allied & ICAR Exam Bank • ALLIED_0335 NAT • 2 Marks

Section 3: Farm Power

Farm Power

Subtopic: Tractors and Power Tillers

Question Statement:

In a tractor sliding mesh gearbox, input countershaft turns at $1200\text{ rpm}$. The countershaft gear has 15 teeth and the driven mainshaft gear has 45 teeth. Mainshaft speed in rpm is:

Answer Key:

400

Step-by-Step Solution & Explanation

$N = 1200 \times (15 / 45) = 400\text{ rpm}$.
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