FC3, Sept Grandeurs fondamentales + Unités d'angle Flashcards

1
Q

Longeur (m)

A

dimension: L

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2
Q

Masse (kg)

A

dimension: M

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3
Q

Temps (s)

A

dimension: T

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4
Q

Intensité de courant électrique

A

unité: A, Ampère
dimension: I

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5
Q

Température thermodynamique

A

unité: K
dimension: θ

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6
Q

Quantité de matière

A

unité: mol
dimension: N

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7
Q

Intensité lumineuse

A

unité: cd, candela
dimension: J

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8
Q

unité d’angle:
angle plan

A

α
définit la part d’espace d’un plan, bidimensopnnelle: α= L/R
α en radian (rad)
[α]=1, c’est-à-dire sans dimension

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9
Q

unité d’angle:
angle solide

A

Ω
Est défini dans l’espace tridimentionnel: Ω=S/R²
Ω en stéradian (sr)
[Ω]=1, c’est-à-dire sans dimension

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