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Samenvatting labo's fysica
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samenvatting fysica labo's
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1 review
By: hotemetoot_ravioli_0n • 5 months ago
By: arthurcallewaert • 5 months ago
Why only 1 star?
By: arthurcallewaert • 5 months ago
May I ask why you gave me a 1 star rating?
By: hotemetoot_ravioli_0n • 3 months ago
I probably clicked wrong, that was a good summary. Can I still change that?
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entheoeiemeetfout
* AF : •
basis
meting + conclusie → 1- BC
-
tussenresultaten → ZBC
AF
RF ( x )
7¥
→
* =
* % + 2- d resolutie
y Z
¥0
.
✗ + .
* statische fouten :
Afgem = STDEVC -
s )
n
* indien AIB AF = AFAZ + AFÊ
indien Ax of / B RF = VÉRITÉ
"
Ô
dfofotg
°
* 0 in AF = ☐
, gedwongen trilling
THEORiE.mn *
vr e ongedempte harmonische
trilling
wr vingsloos
→
geen weerstandkrachten → kan
trilling s
-
•
niet
energie afgeven →
trilling samplitude onveranderd
=
vr ongedempte
•
m beweegt met fo =
¥ Ine #
•
Me # = Mt MI
3
vr e gedempte trilling
*
•
in lucht :
geringe demping = > f
w kt weinig af van fo
. in water : -
meer demping = >
daling f en afname amplitude
> arbeid en
-
trilling s energie →
wr ving gaat verloren
Fwr bv
d met b demping kon stante
-
-
= -
=
-
soorten
gedempte trillingen :
bz
*
geringe demping ( b < bkr) f- " 1 R
Ew
-
mea 4min
kritische (b brr ) : trilling
*
demping =
geen
* kruipende demping ( b ) brr ) : naar evenwicht
*
gedwongen trilling
◦
uitwendige periodieke kracht uitgeoefend
, op massa
periodieke
→
trilling
Fuitw ( t ) Fd Sin ( wat) met Fd amplitude kracht
dwingende
-
. =
.
Fuitwlt ) kracht
en
dwang
=
•
gedwongen trilling met viskeus e
viskeuze midden stof
demping als massa
beweegt in
transiënt
•
algemene beweging s functie : + harmonisch deel
stationair regime :
beweging in
Fd U ( t) As in 1 wat p )
=
-
A ( Wd ) =
}
mêitlwo wat tbwd -
hier gebeurt oscillatie met fd
← met afh van t
b
A en
p
tan ( P ( Wd ) ) =
Wd
me # ( w -
Wei ) met p C- [0,1T]
ijij
ijij
ij
ij
ij
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