What is the international system of units? What are the supplementary quantities?
(N/A) The international system of units is known as the $SI$ (Système International d'Unités).
The supplementary quantities are:
$(1)$ Plane angle $(d \theta)$,measured in radians $(rad)$.
$(2)$ Solid angle $(d \Omega)$,measured in steradians $(sr)$.
The supplementary quantities are:
$(1)$ Plane angle $(d \theta)$,measured in radians $(rad)$.
$(2)$ Solid angle $(d \Omega)$,measured in steradians $(sr)$.
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