Questions
Quick questions
You should be able to answer these questions without too much difficulty after studying this TLP. If not, then you should go through it again!
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Which of these methods of characterisation would be helpful in identifying a ceramic?
Deeper questions
The following questions require some thought and reaching the answer may require you to think beyond the contents of this TLP.
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Match the material to the properties, try to think of reasons why the material may have been chosen.
Material 1 has a shiny 'spangled' appearance due to large dendritic grains on the surface, it is a structural component within the article and must withstand relatively high stresses, and may experience wear in service, it must not corrode in warm air and is in a low cost article. -
Match the material to the properties, try to think of reasons why the material may have been chosen.
Material 2 is a brightly coloured, low-density component, it must be tough, rigid and non-toxic, the recycling mark is number 7. -
Match the material to the properties, try to think of reasons why the material may have been chosen.
Material 3 is an electrical component, it forms a contact that is subjected to a reasonable amount of wear, it must not corrode in air.