All About Electrical & Electronics
If we Consider a point charge of a Q coulombs of positive electricity situated at the center of a sphere of a radius r metres, the field strength at any point on the surface is given by Refer to below fig. The electrostatic flux density D can be defined as the number of the lines of … Read more
1. Bodies with like charge repel each other and bodies with unlike charge attract each other. i. e. If two positively charged bodies are placed near each other, they repel each other while if one is positively charged and other is negatively charged, they attract each other. The force of attraction or repulsion between these … Read more