NSC Agricultural Technology General farm safety tips: 1.1 Various options are provided

Question

1.1 Various options are provided as possible answers to the following questions. Choose the answer and write only the letter (A–D) next to the question numbers (1.1.1 to 1.1.10) in the ANSWER BOOK. e.g. 1.1.1 D.

1.1.1 Which ONE of the following is NOT a safety measure when using a tractor lawnmower?

A Power take-offs (PTOs).
B Turn off the engine before dismounting.
C Extra riders are allowed on the mower to monitor the process.
D Both feet must be kept on the footrest of the mower.

1.1.2 Which ONE of the following devices can NOT make use of pneumatics?

A Hydraulic cylinders.
B Spray gun.
C Air wrench.
D Nail gun.

1.1.3 Which ONE of the following power take-off (PTO) safety measures is wrong and does NOT fit in with the rest?

A Use the PTO shaft at a 90° angle.
B Stop the PTO before dismounting the tractor.
C Ensure that PTO screens are in place before starting to work.
D Do not operate a PTO shaft while it is moving.

1.1.4 Which ONE of the following can NOT cause a tractor to overturn because of center of gravity movement?

A Carrying a bale on the front-end loader.
B Turning corners at high speed.
C Going downhill.
D Filling the tractor rear wheels with water.

1.1.5 Which ONE of the following is used to adjust the cross angle of an implement in relation to a tractor?

A Top link.
B Automatic depth control.
C Levelling box.
D Stabilising chains.

1.1.6 The process whereby household water goes through two different filters which are separated by a permeable film. This film allows water to pass through at the molecular level:

A Distillation.
B Evaporation.
C Transpiration.
D Reverse osmosis.

1.1.7 In an array of six solar panels connected in series measuring 180 watts each, the total output power will be equal to …

A 360 W.
B 1,08 kW.
C 1,14 kW.
D 540 W.

1.1.8 A/an … is included in the electric circuit of a home protecting a user from electric shock by a faulty appliance.

A transistor.
B relay.
C earth-leakage circuit-breaker.
D lightning protector.

1.1.9 is/are relevant when working with dangerous gases in the workplace.

A A face mask.
B A helmet.
C A respirator.
D Ear protection.

1.1.10 A … does NOT play a role in the rectification process of an inverter welder current.

A ballast resistor.
B diode.
C capacitor.
D transformer.

1.2 Change the UNDERLINED word in the following to make the statements TRUE. Write only the appropriate word(s) next to the question numbers (1.2.1 to 1.2.5) in the ANSWER BOOK.

1.2.1 In a geothermal plant, underground _fuel_ is used to generate power.

1.2.2 A hammer mill is an example of _fixed_.

1.2.3 Mechanisation allows for tractors and implements to be interchangeable and easier to handle.

1.2.4 The function of a differential is to further reduce speed and create _less_ torque.

1.2.5 Energy generated by a photovoltaic cell can be stored in a _resistor_.

1.1 Various options are provided as possible answers to the following questions - NSC Agricultural Technology - Question 1 - 2022 - Paper 1

Worked Solution & Example Answer:1.1 Various options are provided as possible answers to the following questions - NSC Agricultural Technology - Question 1 - 2022 - Paper 1

Which ONE of the following is NOT a safety measure when using a tractor lawnmower?

Which ONE of the following devices can NOT make use of pneumatics?

Which ONE of the following power take-off (PTO) safety measures is wrong and does NOT fit in with the rest?

Which ONE of the following can NOT cause a tractor to overturn because of center of gravity movement?

Which ONE of the following is used to adjust the cross angle of an implement in relation to a tractor?

The process whereby household water goes through two different filters which are separated by a permeable film.

In an array of six solar panels connected in series measuring 180 watts each, the total output power will be equal to …

A/an … is included in the electric circuit of a home protecting a user from electric shock by a faulty appliance.

is/are relevant when working with dangerous gases in the workplace.

A … does NOT play a role in the rectification process of an inverter welder current.

In a geothermal plant, underground _fuel_ is used to generate power.

A hammer mill is an example of _fixed_.

Mechanisation allows for tractors and implements to be interchangeable and easier to handle.

The function of a differential is to further reduce speed and create _less_ torque.

Energy generated by a photovoltaic cell can be stored in a _resistor_.

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