MODERN PHYSICS - QUANTUM EFFECTS - PHOTOELECTRIC EFFECT NC State University Faculty Access

Previous Next

Photoelectric Charging
# 7A10.12


Description: Illuminate the zinc plate on an uncharged electroscope with UV light. Bring the positively charged rod near the zinc plate. The electroscope will charge positively.

Parts: electroscope, Mercury lamp

Purchased/Built: purchased

Setup Time: 10 min

Quant. in Demo Room: 1

Source: Central Scientific

Demo References
The American Journal of Physics AJP 34(2),172 Additions to the AJP 33,746 (1965) article.
The American Journal of Physics AJP 33(9),746 Hold a positively charged object next to the zinc plate on an uncharged electroscope while illuminating it with an UV light. The electroscope will charge positively.

Keyword Search:
complete words only, or parts of other words?

Home Manual Demo Suggestions

NCSU Physics Demonstrations
© 2010, North Carolina State University Department of Physics. The design of this site nor the
contents may be copied without the express written permission of the NC State University Department of Physics.


WebDemo
North Carolina State University
All Rights Reserved, 2011