BRAINCAKERubber
Rubber does not obey Hooke's Law. The rubber band returns to its original length when the force is removed but the loading and unloading curves are different.
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Key terms in this lesson
- tension
- The force within a stretched object, such as a rope or cable, that opposes the stretching.
- work done
- The energy transferred when a force moves its point of application through a distance in the direction of the force.
- energy
- The capacity of a system to do work.
- Hooke's law
- The extension of a spring or wire is directly proportional to the force applied, provided the limit of proportionality is not exceeded.
- limit of proportionality
- The point up to which the extension of a material is directly proportional to the applied force.
More in Materials
- The Force Constant k
- Investigating Hooke's Law
- Elastic Potential Energy
- Metal Wire Deformation
- Polythene
- Tensile Stress
- Tensile Strain
- Stress-Strain Graph
All 14 lessons in Materials · All OCR AS-level Physics topics