Скачать или смотреть CLASS -11 Ch-2 UNITS AND MEASUREMENTS ABOUT SIGNIFICANT FIGURES[NCERT BASED QUESTION]

Hello students this video is discussed by amit sir
About the chapter UNITS AND MEASUREMENTS TOPIC- SIGNIFICANT FIGURE
Dimension
A measurement of an object's size or distance in a particular direction, such as its length, width, or height. Dimensions can also be used to describe the extent or magnitude of something less tangible.
Measurement
The process of taking a measurement of a physical quantity. Measuring systems can include devices that transmit signals over long distances, or display the signal to an observer.
Units
Arbitrary names that are assigned to dimensions to make measurements relative to a shared definition. For example, a meter is a unit that describes length.
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