Neco Model Questions Vol1 2024 Agricultural Science Question 39

Practice objective / multiple choice question 39 from the 2024 Neco Model Questions Vol1 Agricultural Science examination.

Neco Model Questions Vol1 2024 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 39 NECO_MODEL_QUESTIONS_VOL1 • 2024 • AGRICULTURAL_SCIENCE • objective
Neco Model Questions Vol1 2024 Agricultural Science Question 39 diagram

A tractor engine runs at 1,800 rpm. The wheel diameter is 0.8 m. The tractor must travel at a ground speed of 6 km h⁻¹. The transmission offers three gear options with ratios 4:1, 6:1 and 8:1 (engine rpm : wheel rpm). Using the diagram of the transmission, determine the gear ratio required to achieve the desired speed and state whether any of the available gears is suitable.

Answer Options

A. Required ratio ≈ 50:1; none of the 4:1, 6:1 or 8:1 gears is suitable
B. Required ratio ≈ 45:1; the 6:1 gear is suitable
C. Required ratio ≈ 30:1; none of the 4:1, 6:1 or 8:1 gears is suitable
Correct Answer D. Required ratio ≈ 45:1; none of the 4:1, 6:1 or 8:1 gears is suitable
Correct Answer
D
Correct Option:
Required ratio ≈ 45:1; none of the 4:1, 6:1 or 8:1 gears is suitable

About This Question

This is Neco Model Questions Vol1 2024 Agricultural Science Question 39. It is one of the objective questions from the 2024 Neco Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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