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37 Terms
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1
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Hõõrdejõud (2)
Fh=μmg
Fh= μN (toereaktsioon)
2
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Takistus
R=ρ l/S
3
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Pinge
U=A/q
4
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Vool
I=q/t
5
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Võimsus
N=A/t
6
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Dioptria
D=1/f (fookuskaugus)
7
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ÜSJL-e liikumisvõrrand
x=x0 + vxt
8
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Kiirusevõrrand
v=v0 + at
9
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liikumisvõrrand (3)
s=v0t + at2/2
s=v2-v02 / 2a
s= v0+v/2 \* t
10
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Pöördenurk
φ=l/r
11
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Joonkiirus (2)
v=l/t
v=w\*r
12
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Nurkkiirus (3)
w= φ/t
w= 2πf
w= 2π/T
13
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Periood (2)
T= t/n (võngete arv)
T= 1/f
14
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Sagedus (2)
f=n/t
f= 1/T
15
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Kesktõmbekiirendus (2)
an=v2/r
an=w2 \* r
16
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Nurkkiirendus
ε= w-w0 / t
17
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Tangensiaalkiirendus
at=ε \* r
18
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Kogu kiirendus
a2 = an2 + at2
19
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koordinaadi võrrand (x ja φ)
x= x0 + v0t + at2/2
φ= φ0 + w0t + εt2/2
20
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liikumisvõrrand (s ja φ)
s= v2-v02 / 2a
φ= w2-w02 / 2ε
21
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Newtoni II seadus
a(vektor) = F(vektor) / m
22
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Newtoni III seadus
F1(vektor) = -F2(vektor)
23
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Elastsusjõud
Fe= kΔl
24
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Gravitatsiooni jõud
F= G m1\*m2/r2
25
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Taevakeha raskuskiirendus
g= GM/R2
26
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I kosmiline kiirus
v2= GM/R+h
27
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Raskusjõu töö
A= Ep1 - Ep2 = -ΔEp
28
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Kineetilise energia teoreem
A= Ek - Ek0 = ΔEk
29
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Mehaanilise koguenergia jäävuse seadus
E1=Ep1 + Ek1
E1=E2
30
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Elastse deformatsiooni potentsiaalne energia (vedru)
Ep=k\*x2/2
31
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Impulss
p= mv
32
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Ainehulk
ν= N/Na (N - aine osakeste arv)
ν= m/M
33
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Aine osakeste kontsentratsioon
n= N/V
34
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gaasi olekuvõrrand
pV= νRT
35
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Ideaalgaasi siseenergia
U= 3/2 νRT
36
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Gaasi töö isobaarilise protsessi korral
A= p ΔV
37
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TD I seadus
Q= ΔU + A
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