Gce Model Questions Vol1 2017 Agricultural Science Question 47
Practice objective / multiple choice question 47 from the 2017 Gce Model Questions Vol1 Agricultural Science examination.
A farmer uses a simple lever to lift a sack of fertilizer weighing 200 kg. The lever is 2.5 m long and the fulcrum is placed 0.5 m from the load end. (a) Determine the minimum effort force required at the opposite end of the lever to lift the sack. (b) If the farmer can only apply an effort of 150 N, a counterweight is placed on the effort side 0.2 m from the fulcrum. Calculate the minimum mass (in kilograms) of the counterweight needed to enable the farmer to lift the sack.
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About This Question
This is Gce Model Questions Vol1 2017 Agricultural Science Question 47. It is one of the objective questions from the 2017 Gce Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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