Zeppelin

 

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 Code Number :   5B30.20

Disclaimer:

Reprinted by permission of Dick Berg, University of Maryland, for use on this website.

The demonstrations contained and referenced herein are listed for the purposes of cataloging and describing physics demonstrations which should be conducted only under the direction of a trained instructional support professional or physicist. These demonstrations are not presented for the purpose of being conducted by persons unconnected to this Facility and/or persons not consulting with or being supervised by the recognized instructional support professional or physicist and his/her staff. The University is responsible only for those demonstrations carried out using its own equipment using established safety and scheduling policies, and bears no responsibility for those choosing to use this source material for their own purposes. All demonstrations described and contained herein are public domain, and can also be found in reference materials in libraries, bookstores, and electronic sources.

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Condition :   Excellent   
Principle :   Corona Discharge, Surface Charge Density  
Area of Study :  Electricity and Magnetism  
Equipment :   Electrometer and sensing cage, Zeppelin, two small paddles, charging rods, clothes.

Procedure :   Charge the Zeppelin with the charging rod and then with the two small paddles show that the charge density at the pointed end is different than the charge density on the rounded end.  The paddles to use have metal on one side and plastic or leather on the other side.  The leather or plastic side is the one to use for this experiment. 
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   References

David R. Lapp, "Field Lines of Flying Fur", TPT, Vol. 34, # 4, Apr. 1996, p. 252.

 

Ea-18, 19, 21:  Freier and Anderson, A Demonstration Handbook for Physics.



Mail Questions and Comments to:  Dale Stille