7. Arbeid og Energi Flashcards by Thea Haugen | Brainscape

Q

Hva skjer hvis man har energi?

A

Da har man evne til å kunne utføre et arbeid

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Q

Arbeid

A

W (J (joule)

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Q

w=

A

FScos (& sidelenges halvparten)

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Q

Kinetisk energi

A

Bevegelsesenergi Ek (J)

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Q

Ek= W_∑F

A

Ek= 1/2mv^2

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Q

Arbeid og energisetningen

A

ΔEk=W∑f

W∑f=1/2mv^2-1/2mv0^2

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