Waec Model Questions Vol1 2020 Agricultural Science Question 8
Practice objective / multiple choice question 8 from the 2020 Waec Model Questions Vol1 Agricultural Science examination.
The diagram shows a tractor whose engine delivers a torque of 250 Nm to the transmission. The transmission has a gear ratio of 4 : 1 (engine to PTO) and the PTO drives a winch drum of radius 0.20 m. The overall mechanical efficiency of the system is 90 %. Assuming the winch lifts a load vertically, determine the maximum mass (in kilograms, to the nearest kilogram) that can be lifted.
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About This Question
This is Waec Model Questions Vol1 2020 Agricultural Science Question 8. It is one of the objective questions from the 2020 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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