Waec Model Questions Vol1 2021 Agricultural Science Question 19
Practice objective / multiple choice question 19 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.
The diagram shows a hand hoe held at a 30° angle to the horizontal. The farmer applies a 150 N force at the handle end (1.2 m long). The hoe cuts a soil slice 0.15 m deep and 0.20 m wide. Assuming the force acts parallel to the handle and the soil slice is lifted vertically by its depth, calculate the work done by the farmer in joules.
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About This Question
This is Waec Model Questions Vol1 2021 Agricultural Science Question 19. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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