QUESTION 6: BASIC ARC WELDING
6.1. Explain the process of striking an arc in welding.
(6 marks)
6.2. Provide general notes to explain butt welds.
(7 marks)
6.3. Provide the functions of the following items:
a) Electrode holder
(1 mark)
b) Earthing clamp
(1 mark)
c) Chipping harmer and wire brush
(2 marks)
6.4. Most important factor in arc welding is the selection of the correct current. Explain what
happens if the current is a) too low and b) excessive.
a) Too low current
(3 marks)
b) Excessivecurrent
(3 marks)
SUBTOTAL:23
QUESTION 7: BASIC CEMENT WORK
7.1. Name and explain the 3 states of concrete.
7.2. Briefly, explain how you would store cement to avoid damage and theft.
SUBTOTAL:14
(11 Marks)
(3 marks)
QUESTION 8: BASIC FARM IMPLEMENTS AND TOOLS AND MAINTENANCE
8.1. Explain the term maintenance.
(1 mark)
8.2. Explain what good maintenance includes.
(6 marks).
8.3. Explain the 2 types of maintenance.
(4 marks)
8.4. Before winter every year, it's important to make sure your equipment is ready for the
colder months, which often involves long-term storage for certain machines. What are some
of the winterization tasks a farmer can perform to ensure that equipment can be used past
winter months?
(9 marks)
SUBTOTAL:20
GRAND TOTAL: 150
3