Waec Model Questions Vol1 2025 Agricultural Science Question 11

Practice objective / multiple choice question 11 from the 2025 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2025 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 11 WAEC_MODEL_QUESTIONS_VOL1 • 2025 • AGRICULTURAL_SCIENCE • objective

A tractor is required to pull a plough weighing 25 kN up a 5 % gradient at a speed of 6 km h⁻¹. The coefficient of rolling resistance between the plough and the soil is 0.04. If the drivetrain efficiency is 85 %, what minimum engine power in kilowatts must the tractor develop? Give your answer to one decimal place.

Answer Options

A. 3.9 kW
B. 5.2 kW
Correct Answer C. 4.4 kW
D. 6.1 kW
Correct Answer
C
Correct Option:
4.4 kW

About This Question

This is Waec Model Questions Vol1 2025 Agricultural Science Question 11. It is one of the objective questions from the 2025 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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