Mm-3 Modulus of Rigidity
Published: Thursday 09 March 2006 - Updated: Thursday 24 March 2011
Aim
To demonstrate that the angle of twist in a wire is proportional to the applied torque.
Apparatus
- Modulus of rigidity apparatus
- Set of weights
Diagrams
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Modulus of Rigidity Apparatus |
Modulus of Rigidity Diagram |
Videos
Modulus of Rigidity |
Description
The apparatus consists of a rod clamped at one end and attached to a wheel at the other. The rod passes through a bearing at the wheel end and known torques may be applied by a string wrapped around the wheel. The twist in the rod is measured with an angular scale.