Forces and stresses (AQA GCSE Design and Technology): Flashcards
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Unit used to measure force
Unit used to measure force
Newtons (N)
Definition of force
Definition of force
A push or pull applied to an object
Tension force
Tension force
Pulling force that stretches material apart
Compression force
Compression force
Pushing/squashing force that compresses material
Bending force characteristics
Bending force characteristics
Creates both tension and compression at same time
What is the neutral axis in bending?
What is the neutral axis in bending?
Line through middle with neither tension nor compression
Torsion force
Torsion force
Twisting force along length of material
Shear force
Shear force
Parallel forces in opposite directions, slightly offset
Static loads
Static loads
Loads that don't move and remain constant over time
Dynamic loads
Dynamic loads
Unstable or moving loads