Various options are provided as possible answers to the following questions - NSC Agricultural Technology - Question 1 - 2021 - Paper 1
Question 1
Various options are provided as possible answers to the following questions. Choose the answer and write the letter (A–D) next to the question numbers (1.1.1 to 1.1.... show full transcript
Worked Solution & Example Answer:Various options are provided as possible answers to the following questions - NSC Agricultural Technology - Question 1 - 2021 - Paper 1
Step 1
1.1.1 … cameras are installed on drones to do surveillance work at night.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is C. Infrared. Infrared cameras are commonly used in drones for nighttime surveillance due to their ability to detect heat signatures.
Step 2
1.1.2 A … is used to load large round bales safely onto a truck.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is C. loading ramp. A loading ramp provides a safe and efficient way to load large items like round bales onto vehicles.
Step 3
1.1.3 A device installed in a solar charger system that prevents the battery from overcharging:
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is C. Regulator. A regulator manages the output from solar panels to prevent overcharging the battery.
Step 4
1.1.4 … is NOT associated with the running expenses of a tractor.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is A. Depreciation. Depreciation is considered a non-cash expense and does not directly affect operational costs.
Step 5
1.1.5 … is a term associated with agriculture, where all farm equipment and spares must comply with certain common requirements.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is B. Standardisation. Standardisation ensures that equipment and parts meet specific criteria for compatibility and safety.
Step 6
1.1.6 A material that can be used effectively as a seal around the door of a cold storage room:
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is D. Rubber. Rubber is commonly used for seals due to its flexibility and durability, ensuring a tight fit.
Step 7
1.1.7 The … determines the volume of the gas flow when welding with an oxyacetylene set.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is B. size of the nozzle. The size of the nozzle directly affects the gas flow rate during welding operations.
Step 8
1.1.8 The teeth of this type of gear run at an angle across the outer circumference of the gear:
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is D. Helical gear. Helical gears have angled teeth that help to deliver smoother and quieter performance.
Step 9
1.1.9 The … can be used effectively in a chain drive system.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is B. sprocket. Sprockets are essential components in chain drive systems for transferring power.
Step 10
1.1.10 … is NOT a function of GPS navigation systems in modern combine harvesters.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The correct answer is C. Identifying a mechanical problem. GPS systems focus on navigation rather than diagnosing mechanical issues.
