Neco 2022 Agricultural Science Question 46
Practice objective / multiple choice question 46 from the 2022 Neco Agricultural Science examination.
A tractor must pull a plough that requires a draw‑bar pull of \(12\) kN on a field where the rolling‑resistance coefficient is \(0.04\) and the slope is \(3\%\). The combined weight of the tractor and implement is \(20\) kN. The tractor will travel at \(5\) km/h and the drivetrain efficiency is \(85\%\). (a) Calculate the minimum engine power in kilowatts required to perform the task. (b) State whether a tractor equipped with a \(45\) kW engine would be adequate.
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About This Question
This is Neco 2022 Agricultural Science Question 46. It is one of the objective questions from the 2022 Neco Agricultural Science examination.
Difficulty level: Medium .
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