College Physics Knight Solutions Manual Vol 2
College Physics Serway Solutions Manual
Like charges repel each other and unlike charges attract each other. If an object loses an electron it becomes a positively charged and if an object gains electron, it becomes negatively charged. The two charges are like means both have the same charge, either positive charge or negative charge but their magnitude may be different and their masses can also be different. On that basis charge density and mass density may vary. How to use a bowflex xtl manual. But as far as the physical perception is concerned charges cannot be seen, smelt or tested.