Waec Model Questions Vol1 2021 Agricultural Science Question 12

Practice objective / multiple choice question 12 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2021 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 12 WAEC_MODEL_QUESTIONS_VOL1 • 2021 • AGRICULTURAL_SCIENCE • objective

A combine harvester has a header width of 6.5 m and operates at a forward speed of 5 km h⁻¹. Its field efficiency is 78 %. (i) Calculate the theoretical field capacity in hectares per hour. (ii) Determine the effective field capacity.

Answer Options

A. Theoretical field capacity = 3.70 ha h⁻¹; Effective field capacity ≈ 2.89 ha h⁻¹.
Correct Answer B. Theoretical field capacity = 3.25 ha h⁻¹; Effective field capacity ≈ 2.54 ha h⁻¹.
C. Theoretical field capacity = 2.80 ha h⁻¹; Effective field capacity ≈ 2.18 ha h⁻¹.
D. Theoretical field capacity = 3.10 ha h⁻¹; Effective field capacity ≈ 2.42 ha h⁻¹.
Correct Answer
B
Correct Option:
Theoretical field capacity = 3.25 ha h⁻¹; Effective field capacity ≈ 2.54 ha h⁻¹.

About This Question

This is Waec Model Questions Vol1 2021 Agricultural Science Question 12. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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