Waec Model Questions Vol1 2018 Agricultural Science Question 3

Practice practical question 3 from the 2018 Waec Model Questions Vol1 Agricultural Science examination. This question covers Farm Tools, Lever, Mechanical Advantage .

Waec Model Questions Vol1 2018 Agricultural Science Practical

Topics: Farm Tools Lever Mechanical Advantage

Question 3 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • AGRICULTURAL_SCIENCE • practical

A farmer is using a hand hoe that operates as a class‑2 lever. The total length of the handle is 120 cm. The fulcrum (pivot point) is situated 30 cm from the blade (load point). The farmer applies the effort at the extreme end of the handle.

Question Parts

( a )

Calculate the ideal mechanical advantage (IMA) of the hoe.

( b )

If the farmer needs to lift a load of 150 N using the hoe, determine the minimum effort force required, ignoring friction.

( c )

Identify two possible sources of error that could cause the actual effort required to differ from the calculated value, and suggest one practical way to reduce each error.

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Waec Model Questions Vol1 2018 Agricultural Science Question 3. It is one of the practical questions from the 2018 Waec Model Questions Vol1 Agricultural Science examination.

The question covers Farm Tools, Lever, Mechanical Advantage .

View More Waec Model Questions Vol1 2018 Agricultural Science Questions More Waec Model Questions Vol1 Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows

Chat with Support