Waec Model Questions Vol1 2024 Agricultural Science Question 5
Practice objective / multiple choice question 5 from the 2024 Waec Model Questions Vol1 Agricultural Science examination.
A combine harvester requires a draw‑bar power of 150 kW. The available tractor has a rated engine power of 200 kW and a transmission efficiency of 85 %. Its engine runs at 1800 rpm and delivers power to the draw‑bar through a hydraulic system operating at 250 bar pressure and a flow rate of 80 L min⁻¹. (a) Can the tractor supply the required draw‑bar power? (b) If the harvester operates for 5 hours at the required power and the engine's specific fuel consumption is 210 g kWh⁻¹, how many litres of diesel will be consumed? (Assume diesel density = 0.85 kg L⁻¹.)
Answer Options
About This Question
This is Waec Model Questions Vol1 2024 Agricultural Science Question 5. It is one of the objective questions from the 2024 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
Master the Exam!
You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.