9. Electrostatics• Study of Electrical charges• Where can we find electrical charges?• How is it produced?• Produced when 2 insulators rubbed against each other• +ve and –ve
10. When the materials are rubbed against each other Positively charged Negatively charged Polythene Wool Wool Cellulose acetate Ebonite Animal fur Silk Glass Amber Animal fur Why??
11. Experiment One
12. Electron transfer
13. Different materialsDifferent tendency to gain electrons