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WERKEN MET EENHEDEN

WERKEN MET EENHEDEN. Uit een formule kun je de eenheid van de grootheid halen:. VOLUME. DICHTHEID. ENERGIE. MOMENT. M = F x r. V = l x b x h. E = P x t. ρ =. [m]. m. [V]. V. [E] = [P] x [t]. [ V ]. =. [l] x [b] x [h]. [M] = [F] x [r]. [ρ] =. = m x m x m. = N x m. N. m. N.

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WERKEN MET EENHEDEN

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  1. WERKEN MET EENHEDEN Uit een formule kun je de eenheid van de grootheid halen: VOLUME DICHTHEID ENERGIE MOMENT M = F x r V = l x b x h E = P x t ρ = [m] m [V] V [E] = [P] x [t] [V] = [l] x [b] x [h] [M] = [F] x [r] [ρ] = = m x m x m = N x m N m N kg 1 = kW x h = W x s [..]de eenheid = m2 cm s m3 m3 = m3 = kWh = Ws (joule) = Nm Zo ook : m-3 m s-1 = kg x [snelheid] = kg m-3 N cm-1 [veercontante] [druk] (Pa) N m-2

  2. Omrekenen eenheden DICHTHEID = 700.10-3 700 = 0,700 = 0,700 = 30 108 700 108 700 = …………….. = = = = = = g g g m g kg 700 kg kg kg 700 kg km km 108 km 700.103 g 700000 g 108.103 m m s 1 h h cm3 3600 s cm3 h s cm3 m3 m3 m3 106 cm3 cm3 1 m3 1 m3 1000000 cm3 SNELHEID 108 km h-1 = ……………m s-1 = ……………..

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