School of Physics Lecture Demonstration Manual

Md-3 Coupled Pendula

Published: Thursday 09 March 2006 - Updated: Thursday 24 March 2011

Aim

To demonstrate the transfer of energy in a weakly coupled system.

Apparatus

Coupled pendula

Diagrams

Click on pictures to enlarge.

Coupled Pendula Pic

Coupled Pendula

Videos

Coupled Pendula 1

Coupled Pendula 2

Description

One of the pendulum bobs is set swinging. It transfers its energy of vibration to the second pendulum. The motion is transferred back and forth between the two pendula with a period of approximately 10 seconds.

Safety notes

Maintenance 

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