Arbeid en Energie Flashcards

1
Q

Arbeidsformule

A

W=F. 🔺x

W= F. 🔺x. cosα

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2
Q

wet van Arbeid en kinetische energie

A

Wt= Ek

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3
Q

De wet van behoud van energie

A

E0 = Ee
ΔEp=ΔEk ΔEw

ΔEw is de energie verloren aan luchtweerstand

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4
Q

kinetische energie

A

Ek=m. v^2 /2

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5
Q

potentiële energie

A

Ep=m. g. h

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6
Q

veerenergie/elastische energie

A

Ep=k. Δl^2 /2

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7
Q

rendement

A
η= (En/Et) . 100% 
η= (Pn/Pt) . 100%
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8
Q

Vermogen

A

P= W/Δt
P=F. v
(->W= F. Δx -> P= F. Δx/Δt en v = Δx/ Δt )

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