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Questions and Answers
What does the national measurement system (NMS) consist of?
What are the three basic activities of metrology?
Which sub-field of metrology is concerned with the establishment of units of measurement?
Which aspect does legal metrology cover?
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How does the national measurement system (NMS) impact a country?
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Scientific or fundamental metrology is concerned with the application of measurement to manufacturing and other processes in society.
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Legal metrology covers the regulation and statutory requirements for measuring instruments and methods of measurement.
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The national measurement system (NMS) affects how measurements are made in a country and their recognition by the international community.
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The effects of metrology on trade and economy are not significant.
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Applied, technical or industrial metrology is the sub-field concerned with the establishment of units of measurement.
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Study Notes
Definition of Metrology
- Metrology is the scientific study of measurement
- It establishes a common understanding of units, crucial in linking human activities
Historical Background
- Roots in the French Revolution's political motivation to standardize units in France
- Proposed length standard taken from a natural source in France
- Led to the creation of the decimal-based metric system in 1795
- Established a set of standards for other types of measurements
International Adoption
- Several other countries adopted the metric system between 1795 and 1875
- To ensure conformity between countries, the Bureau International des Poids et Mesures (BIPM) was established by the Metre Convention
Evolution of Metrology
- Evolved into the International System of Units (SI) as a result of a resolution at the 11th General Conference on Weights and Measures (CGPM) in 1960
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Description
Explore the history and importance of metrology, the scientific study of measurement. Learn about the development of standard units and the establishment of the metric system. Test your knowledge of this crucial field!
