Neco Model Questions Vol1 2023 Agricultural Science Question 11

Practice objective / multiple choice question 11 from the 2023 Neco Model Questions Vol1 Agricultural Science examination.

Neco Model Questions Vol1 2023 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 11 NECO_MODEL_QUESTIONS_VOL1 • 2023 • AGRICULTURAL_SCIENCE • objective

A tractor weighing \(1,800\) kg is to pull a plough weighing \(2,500\) kg across a field at a constant speed of \(5\) km h\(^{-1}\) up a \(3\)% slope. The coefficient of rolling resistance between the wheels and the soil is \(0.02\). Determine the minimum engine power (in kW) required to maintain this motion and state whether a tractor with a rated power of \(30\) kW is adequate.

Answer Options

A. No, the tractor is not adequate; required power ≈ 2.9 kW
B. Yes, the tractor is adequate; required power ≈ 5.3 kW
C. No, the tractor is not adequate; required power ≈ 4.1 kW
Correct Answer D. Yes, the tractor is adequate; required power ≈ 2.9 kW
Correct Answer
D
Correct Option:
Yes, the tractor is adequate; required power ≈ 2.9 kW

About This Question

This is Neco Model Questions Vol1 2023 Agricultural Science Question 11. It is one of the objective questions from the 2023 Neco Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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