Neco Model Questions Vol1 2018 Agricultural Science Question 4

Practice essay / theory question 4 from the 2018 Neco Model Questions Vol1 Agricultural Science examination. This question covers Farm Machinery .

Neco Model Questions Vol1 2018 Agricultural Science Essay / Theory
Topic: Farm Machinery
Question 4 NECO_MODEL_QUESTIONS_VOL1 • 2018 • AGRICULTURAL_SCIENCE • essay

A farmer intends to use a 4‑wheel tractor to operate a rotary tiller on a 5‑hectare field.

Question Parts

( a )
The tractor’s power take‑off (PTO) runs at 540 rpm and can deliver a maximum of 45 kW. The rotary tiller requires 30 kW to operate. State whether the tractor can supply sufficient power for the tiller and justify your answer.
( b )
The rotary tiller operates at 1 200 rpm. Calculate the gear ratio that must be used between the tractor’s PTO shaft and the tiller shaft.
( c )
Explain two possible effects on soil tillage if the gear ratio is set too low (i.e., the tiller rotates slower than its design speed).
( d )
Suggest two routine maintenance checks that should be performed on the tractor’s PTO system before the tilling operation.

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About This Question

This is Neco Model Questions Vol1 2018 Agricultural Science Question 4. It is one of the essay questions from the 2018 Neco Model Questions Vol1 Agricultural Science examination.

The question covers Farm Machinery .

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

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