Waec Model Questions Vol1 2018 Agricultural Science Question 13
Practice objective / multiple choice question 13 from the 2018 Waec Model Questions Vol1 Agricultural Science examination.
A farmer uses a hand hoe as a first‑class lever to lift a 15 kg rock from the soil. The fulcrum is 0.30 m from the handle end (where the farmer applies force) and 0.10 m from the rock. Assuming the farmer pulls vertically upward, what minimum force (in newtons) must he exert?
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About This Question
This is Waec Model Questions Vol1 2018 Agricultural Science Question 13. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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