School of Physics Lecture Demonstration Manual

Hb-3 Ball And Ring (1)

Published: Monday 13 March 2006 - Updated: Monday 28 March 2011

Aim

To demonstrate thermal expansion.

Apparatus

Diagrams

Click on pictures to enlarge.

Ball and Ring 1 Diagram

Description

The apparatus consists of a ball and ring constructed so that at room temperature the ball just passes through the ring. On heating the ball in the bunsen flame, expansion is demonstrated by the ball being unable to pass through the ring.

Safety notes

Fire/Burn Safety 

Maintenance 

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