Design & Technology: Product Design - 9252 OxfordAQA

Selection Of Materials Or Components

Bayani Gaba-gaba

Two designers are asked to specify the handle for a garden fork. One writes ash. The other writes ash, kiln dried, certified from a managed source, bought as standard 32 millimetre turned stock from a supplier who can deliver within a week, at a price that leaves the fork under the retail figure the buyer set. Only one of them has actually made a selection. The other has made a preference.

This lesson is about the difference. The specification names eight factors that a material or component must be judged against: functionality, aesthetics, environmental factors, availability, cost, social factors, cultural factors and ethical factors. You will learn what each one means in the specification's own terms, how they conflict with one another, and how to reach a defensible decision when they do. You will also cost a bulk buying decision, because the specification names the advantages of bulk buying explicitly and the specimen paper asked about it. This is specialist technical principles content, examined in Section B of Paper 1, and it is delivered through at least one main material category, so the material area you built your prototype in is the one to answer on.

Manufura

  1. Functionality: application of use, ease of working. Aesthetics: surface finish, texture and colour. Environmental factors: recyclable or reused materials. Availability: ease of sourcing and purchase. Cost: advantages of bulk buying. Social factors: having social responsibility. Cultural factors: sensitive to cultural influences. Ethical factors: obtained from ethical sources.

Taswirar tunani

An zana wannan batu don ka ga yadda ra'ayoyi ke hadewa.

Bude taswirar tunani a cikin manhaja

Takardar Darasi

If only one factor mattered, selection would be a lookup. The reason it is a design skill is that the eight factors pull in different directions, and they pull hardest exactly where the interesting products are. The material that performs best is rarely the cheapest. The one that looks best is often the hardest to source. The one that is most recyclable may be the one your supplier cannot deliver until March.

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Nazarin Darasi

Barka da kammala darasi akan Selection Of Materials Or Components. Yanzu da kuka bincika mahimman raayoyi da raayoyi, lokaci yayi da zaku gwada ilimin ku. Wannan sashe yana ba da ayyuka iri-iri Tambayoyin da aka tsara don ƙarfafa fahimtar ku da kuma taimaka muku auna fahimtar ku game da kayan.

Za ka gamu da haɗe-haɗen nau'ikan tambayoyi, ciki har da tambayoyin zaɓi da yawa, tambayoyin gajeren amsa, da tambayoyin rubutu. Kowace tambaya an ƙirƙira ta da kyau don auna fannoni daban-daban na iliminka da ƙwarewar tunani mai zurfi.

Yi wannan ɓangaren na kimantawa a matsayin wata dama don ƙarfafa fahimtarka kan batun kuma don gano duk wani yanki da kake buƙatar ƙarin karatu. Kada ka yanke ƙauna da duk wani ƙalubale da ka fuskanta; maimakon haka, ka kallesu a matsayin damar haɓaka da ingantawa.

  1. Which factor does the specification define as ease of sourcing and purchase? A. Availability B. Cost C. Ethical factors D. Functionality Answer: A
  2. A designer specifies timber carrying a Forest Stewardship Council mark. Which factor is being addressed? A. Aesthetics B. Cultural factors C. Ethical factors D. Functionality Answer: C
  3. Which one of the following is an advantage of bulk buying? A. Less money is tied up in stock B. A lower cost per unit through economies of scale C. Less storage space is required D. There is no risk of unused stock Answer: B
  4. Sheets cost 14.00 each in quantities under 50 and 12.60 each in quantities of 50 or more. A workshop buys 60 sheets. How much does it save compared with the lower band price? A. 8.40 B. 60.00 C. 84.00 D. 140.00 Answer: C
  5. Which factor does the specification break down into surface finish, texture and colour? A. Aesthetics B. Environmental factors C. Functionality D. Social factors Answer: A

Yi aikin wadannan tambayoyi a cikin manhaja

Yi aikin wadannan tambayoyi a cikin manhaja

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Kana son yin aikin tambayoyin gwaji kan Selection Of Materials Or Components? Sauke manhajar Green Bridge CBT don samun tambayoyin gwaji da cikakkun jarrabawa akan wannan batu.

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