Neco 2019 Agricultural Science Question 21
Practice objective / multiple choice question 21 from the 2019 Neco Agricultural Science examination.
An illustration shows a wheelbarrow on a \\(5^{\\circ}\\) upward incline. The wheel has a radius of \\(0.35\\,\\text{m}\\) and the distance from the axle to the handles is \\(0.75\\,\\text{m}\\). The bucket contains a load of \\(80\\,\\text{kg}\\). Assuming the farmer pushes horizontally on the handles and the wheel rolls without slipping, what minimum horizontal force (in newtons) must the farmer apply to keep the wheelbarrow moving up the incline at constant speed? (Take \\(g = 9.8\\; \\text{m s}^{-2}\\).)
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About This Question
This is Neco 2019 Agricultural Science Question 21. It is one of the objective questions from the 2019 Neco Agricultural Science examination.
Difficulty level: Medium .
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