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 Measurements, Types of Errors ...
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How do you make a kilogram? Gravity can provide new answersthe science of measurement. In 2019, this field experienced a revolution: Units such as the kilo, the meter, and the second were redefined on the basis of quantum physics. Previously, they had ...
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