Dictionary
Derived unit
A measurement unit for a derived quantity, formed as a product of powers of base units — the newton (kg·m·s⁻²) or the…
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9 results for “Derived unit”
Dictionary
Coherent derived unit
A derived unit that is a product of powers of base units with no numerical factor other than one — the newton is coherent in…
Dictionary
Derived quantity
…VIM (JCGM 200:2012) 1.5 Standards & Units
Dictionary
Coherent system of units
A system of units in which every derived unit is coherent — the SI as used with its base and coherent derived units. VIM (JCGM…
Dictionary
Unit equation
A mathematical relation between base and derived units — N = kg·m·s⁻². VIM (JCGM 200:2012) 1.23 Standards & Units
Dictionary
System of units
A set of base and derived units, with their multiples and submultiples, defined under given rules for a given system of quantities. VIM (JCGM…
The US edition of the SI Brochure reflecting the 2019 redefinition in which all seven base units derive from fixed defining constants. Freely available…
Documents
SOP 52 — Conductivity Meter
…The 14th General Conference on Weights and Measures approved the addition of the siemens as a derived unit in 1971. In the case of…
Documents
SOP 29 — Assignment of Uncertainty
…e.g., partial derivatives, baseline, or Kragten methodology that use the measurement equation to convert the uncertainty estimates into the units of the measurement…