Waec Model Questions Vol1 2025 Agricultural Science Question 1
Practice objective / multiple choice question 1 from the 2025 Waec Model Questions Vol1 Agricultural Science examination.
The diagram shows a tractor equipped with a PTO that rotates at 540 rpm. The PTO drives a two‑stage gear train: gear A (20 teeth) meshes with gear B (40 teeth), and gear C (30 teeth) meshes with gear D (60 teeth) which is fixed on the rotary tiller shaft. The tiller has a working width of 2.5 m and the tractor moves at 30 km h⁻¹. Assuming no slip, calculate the total number of revolutions of the tiller blades required to cultivate one hectare.
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About This Question
This is Waec Model Questions Vol1 2025 Agricultural Science Question 1. It is one of the objective questions from the 2025 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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