Teach: Forces and currents in B fields
Aims text Considerations My name is Hamper not Amper. The whole thing about the Ampere being the fundamental unit of electricity is interesting. Why isn't it charge? In the early days it was difficult to measure the amount of charge directly but now it isn't. Is it time to change the fundamental unit and what would be the consequences of doing this? Could we use velocity as the fundamental unit of distance? In space...