Waec Model Questions Vol1 2017 Agricultural Science Question 4

Practice practical question 4 from the 2017 Waec Model Questions Vol1 Agricultural Science examination. This question covers Farm Machinery .

Waec Model Questions Vol1 2017 Agricultural Science Practical
Topic: Farm Machinery
Question 4 WAEC_MODEL_QUESTIONS_VOL1 • 2017 • AGRICULTURAL_SCIENCE • practical

A small diesel tractor is used to pull a single‑bottom plough across a field. The tractor’s engine is rated at 25 kW at the crankshaft. The draw‑bar pull measured during operation is 1500 N. The tractor moves at a constant speed of 4 km h⁻¹. The farmer operates the tractor for 3.5 h to cover the entire field. Fuel consumption recorded for the whole operation is 5.6 L of diesel. The price of diesel is ₦165 per litre. The field area is 7.5 ha.

Question Parts

( a )
Calculate the total distance covered during the operation (in kilometres).
( b )
Determine the total mechanical work done by the tractor on the soil (in megajoules).
( c )
Compute the average power delivered at the draw‑bar during the operation (in kilowatts).
( d )
Find the fuel cost per hectare for this operation.

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About This Question

This is Waec Model Questions Vol1 2017 Agricultural Science Question 4. It is one of the practical questions from the 2017 Waec Model Questions Vol1 Agricultural Science examination.

The question covers Farm Machinery .

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