Kap 1 Flashcards

1
Q

Gjennomsnittsfart

A

V= delta s/delta t = (s2-s1)/(t2-t1)
[m/s]

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2
Q

Momentanfart

A

V(t)=s’(t)
[m/s]

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3
Q

Gjennomsnittsakselerasjon

A

a= delta v/delta t = (v2-v1)/(t2-t1)
[m/s^2]

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4
Q

Momentanakselerasjon

A

a(t)=v’(t)=s’’(t)

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5
Q

Fartsligning

A

v=at+v0

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6
Q

Posisjonsligning 1

A

s=(v+v0)/(2) •t

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7
Q

Posisjonsligning 2

A

s= 1/2 at^2 + v0 •t

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8
Q

Tidløs ligning

A

v^2 - v0^2 = 2as

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9
Q

Posisjon - tidsgraf

A

- stigningstallet til tangenten: fart

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10
Q

Fart - tidsgraf

A

- stigningstallet til tangenten: akselerasjon
- arealet under grafen: strekning

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11
Q

Akselerasjon - tidsgraf

A

Arealet under: fart

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