Neco 2023 Agricultural Science Question 3

Practice essay / theory question 3 from the 2023 Neco Agricultural Science examination. This question covers Farm Tools .

Neco 2023 Agricultural Science Essay / Theory

Topic: Farm Tools

Question 3 NECO • 2023 • AGRICULTURAL_SCIENCE • essay

Neco 2023 Agricultural Science Question 3 diagram

A practical demonstration of a hand hoe being used to till a small garden plot is shown in the diagram.

Question Parts

( a )

Identify three ergonomic features of the hand hoe that reduce farmer fatigue.

( b )

The farmer applies a constant force of 150 N at the handle making an angle of 30° with the horizontal to drive the hoe blade into the soil. If the blade moves a distance of 0.4 m per stroke, calculate the work done per stroke (in joules).

( c )

The soil offers a resistance of 120 N acting opposite to the direction of motion. Determine the net work done on the soil per stroke and state whether the soil is being displaced.

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About This Question

This is Neco 2023 Agricultural Science Question 3. It is one of the essay questions from the 2023 Neco Agricultural Science examination.

The question covers Farm Tools .

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