晚上福利在线观看

17.6 Uniformly polarised rod; the ‘bar electret’

 

This YouTube  shows how a simple electret may be fabricated.

 

For more details on piezoelectricity see the  teaching and learning package  from the University of Cambridge.漏 2004-2020 University of Cambridge. Except where otherwise noted, content is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 2.0 UK: England & Wales License.

Understanding Physics

Contact us

Mansfield and O'Sullivan, Understanding Physics, 3rd ed., John Wiley & Sons, Chichester (2020),

Connect with us

Top