Dimensional formula: Learn the fundamentals of units and dimensions

Learn the fundamentals of units and dimensions in Physics with easy notes, essential formulas , and solved examples. Perfect guide for JEE Main and Class 11 exam prep. Here we have provided Dimensional Formulae Class 11 Physics Notes, including definition, working principle, important formulas , solved examples, and real-life applications to help you prepare effectively for exams. The dimensional formula of any physical quantity is an expression that represents how and which of the base quantities are included in that quantity. It is written by enclosing the symbols for base quantities with appropriate power in square brackets i.e ( ). All-Dimensional Formula List With SI Unit What do you mean by dimensions of physical quantity? Each derived quantity requires proper power for fundamental quantities to represent it. The powers of fundamental quantities, through which they are to be raised to represent unit-derived quantity, are called dimensions. In other words, the dimensions of a physical quantity are the powers to which the base quantities (fundamental quantities) are raised to represent that quantity. For example: The ...