exam knowledge (everything) Flashcards

(7 cards)

1
Q

what are composite materials?

A

made from two or more distinct materials with different properties that combine to create a new material with enhanced properties.

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2
Q

what are naturally occurring hardwoods and examples?

A

Naturally occurring hardwoods come from angiosperm trees, which are typically broad-leaved and often deciduous, meaning they shed their leaves seasonally.

Examples include oak, ash, beech, maple, cherry, and mahogany.

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3
Q

what is planned obselence?

A

the practice of deliberately designing products with a limited lifespan to encourage consumers to buy replacements sooner.

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4
Q

what are examples of finishing or surface treatments on materials?

A

dip coating , varnish , Powder coating

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5
Q

How might a designer use computer-based tools when developing a product?

A

Designers use CAD software to create accurate 2D and 3D models, allowing quick modifications and exploration of different design ideas.

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6
Q

What advantage does CAD give in testing a design before making it?

A

CAD allows simulations (e.g., stress tests, material behaviour, movement) so designers can identify problems early without building physical prototypes.

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7
Q

Why do designers research and compare existing products before designing new ones?

A

To understand what already exists, identify strengths/weaknesses, and avoid repeating design flaws.

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