OCR GCSE Physics A · J249
Specification P2.3b · Paper 1 (Foundation), Paper 3 (Higher)
Revise: Elastic and plastic deformationBefore loading: record its original length and shape.
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GCSE Physics · key term
Increasing the force applied to an object during a deformation test.
Used by OCR
Specification P2.3b · Paper 1 (Foundation), Paper 3 (Higher)
Revise: Elastic and plastic deformationBefore loading: record its original length and shape.
In a loading-and-unloading investigation, compare the final length at zero load with the original length. Different readings during unloading do not by themselves prove that the object is permanently deformed.
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