Neco Model Questions Vol1 2022 Agricultural Science Question 33
Practice objective / multiple choice question 33 from the 2022 Neco Model Questions Vol1 Agricultural Science examination.
A farmer lifts a 200 kg sack of grain using a first‑class lever. The distance from the fulcrum to the load is 0.25 m and the distance from the fulcrum to the effort point is 0.75 m. (a) Assuming an ideal, frictionless lever, calculate the minimum effort force required (in newtons). (b) If the farmer instead uses a block‑and‑tackle system with a mechanical advantage of 4, what effort force is needed? (c) Which method requires the smaller effort?
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About This Question
This is Neco Model Questions Vol1 2022 Agricultural Science Question 33. It is one of the objective questions from the 2022 Neco Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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