Unités du système international Flashcards

1
Q

Quelle est la formule et l’unité de la puissance ?

A

P= E/t en kg.m2.s-3 ou Watt

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2
Q

Quelle est la formule et l’unité de la tension ?

A

V=P/I en kg.m2.s-3.A-1 ou Volt

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3
Q

Quelle est la formule et l’unité de la pression ?

A

P= F/S = kg.m-1.s-2 ou Pa

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4
Q

Quelle est la formule et l’unité de la force ?

A

F= m.a = kg.m.s-2 ou N

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5
Q

Quelle est la formule et l’unité de l’énergie ?

A

E= F.d = kg.m2.s-2 ou J

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6
Q

Quelle est l’unité de la masse volumique?

A

rho= m/v en kg.m-3

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7
Q

1 g.cm-3 =….kg.m-3 = …g/L

A

1 g.cm-3 =1000 kg.m-3 = .1000 g/L

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8
Q

kg.m2.s-3 = Volt

A

Faux, kg.m2.s-3 = Watt (PUISSANCE)

kg.m2.s-3. A-1 = Volt (TENSION)

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9
Q

Quelle est l’unite de l’intensite lumineuse ?

A

Intensite lumineuse = candela = cd

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