Mekaniikan yhtälöt Flashcards

1
Q

Nopeus:

A

v = d / t

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2
Q

Kiihtyvyys:

A

a = v / t

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3
Q

Tasaisesti kiihtyvä liike:

A

vf = vo + a x t

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4
Q

Kuljettu matka:

A

d = xo + vo x t + 1/2 x a x t^2

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5
Q

Newtonin toinen laki:

A

F = m x a

ja

F = delta p / t

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6
Q

Paino:

A

W = m x g

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7
Q

Kitka:

A

Kitka = myy x N (komponentti)

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8
Q

Kitkakerroin:

A

= F / N

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9
Q

Centripedal acc:

A

ac = v^2 / r

ja ac = - oomega^2 x r

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10
Q

Momentti:

A

p = m x v

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11
Q

Impulssi:

A

J = F x delta t

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12
Q

Työ:

A

W = F x d x cos alpha

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13
Q

hyötysuhde:

A

N = W ulos / E sisään

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14
Q

Voima:

A

P = W x t

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15
Q

Universaali gravitaatio:

A

Fg = - G x m1 x m2 / r^2

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16
Q

Hooken laki:

A

F = -k x x

17
Q

Jousen PE:

A

EP = 1/2 x k x x^2

18
Q

Harmoninen liike:

A

T = 2pii neliöjuuri m/k

19
Q

Heiluri:

A

T = 2pii neliöjuuri L/g

20
Q

Taajuus:

A

f = 1 / T

21
Q

Kulma taajuus:

A

oomega = 2pii x f

22
Q

Paine:

A

p = F / A