One of the most important topics taught at the start of introductory physics is the idea of vectors. Students really need proficiency with them if they are to use force and momentum. Just about every ...

Master the concepts of electric fields with a charged half-ring in this detailed physics tutorial! In this video, we guide you step by step through calculating the electric field, analyzing vector ...

Any vector can be expressed as a sum of a number of other vectors. The vectors which are summed are called the components of the original vector. When you want to add and subtract two dimensional ...