06. Investigation of the force-extension relationship for rubber

  • rubber band of cross-section approximately 1mm by 2mm

  • clamp and stand

  • g-clamp to secure (if required)

  • 50 g mass holder plus a number of 50 g masses

  • optical pin (for use as a pointer if required)

  • metre rule (resolution ± 0.001m)

  • micrometer (resolution ± 0.01mm)

Hazard Risk Control measure

Breaking wire

Physical injury if the wire breaks.

Students should wear eye protection and should provide safe landing for the load should sample break, e.g. a box containing old cloth/sponges etc.