Question 4
- What is surface development in sheet metalwork?
- List four stages in a design process.
- Explain the following metal surface protection processes:
- Enamelling;
- Lacequering.
- Explain the following terms in design:
- Sketches
- Models.
Observation
Most of the candidates who attempted this question could not provide the required responses to parts (b) and (d) of the question. The required responses to these parts are:
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- Analysis of a given situation or problem
- Research/Investigation of the problem
- Formulation of possible idea or solution development of a chosen idea.
- Preparation of working drawing of the final idea or solution.
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- Sketches are drawings, usually not drawn to scale.
- Models are the working representation of the full size of a design used to demonstrate the effectiveness and efficiency of operations of the design.