Exam preparation: Dimensional analysis
How can you approach dimensional analysis questions on the IB Physics final exam? A special kind of question There is a style of question that appears on papers 1A, 1B, and 2. Here's an example: What are the units of \frac{h^2}{4\,\pi^2\,k\,e^2\,m_{e}} expressed in SI fundamental units? The appropriate use of units in physics is broadly termed dimensional analysis. On this page, we will introduce and review some...