Length, time and volume are all examples of quantities close quantityA property that can exist as a magnitude, usually with a numerical value. For example, speed (quantity) is measured in metres per ...
The dimensions of a physical quantity are the powers or exponents to which the base quantities are raised to represent that quantity. Note: Using the square brackets [ ] round a quantity means that we ...
CBSE Class 11 Physics notes on Chapter 2, Units and Measurement (Part 3) are available here. Important topics covered in this part are Accuracy, Precision, Errors of ...