R ( ) - studentski.netstudentski.net/get/ulj_fel_el1_mer_sno_mostici__formule_01.pdfMaxwellov...
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Wheatstonov mostič: ( 29 + + + + + + ∆ = ∆ = 10 2 2 10 5 4 3 2 10 0 5 10 1 2 R R R R R R R R R U I R R q q δ 10 2 mR R = 10 3 nR R = 10 4 mnR R = 10 5 pR R = ( 29 ( 29 [ ] m m p mn n m R U I q q + + + + + + ∆ = - 2 1 1 10 0 5 δ Thomsonov (Kelvinov) mostič: ( 29 + + ∆ = 4 3 3 10 0 5 1 2 R R R R R I I g q q δ Izmenični mostiči: ( 29 + + ∆ = 10 2 2 10 0 5 2 Z Z Z Z U U q q δ Wheatstonov mostič: Splošno: 3 2 4 1 Z Z Z Z = 3 2 4 1 ϕ ϕ ϕ ϕ + = + Induktivni: L L U U V ∆ = 0 2 1 Ownov mostič: + = + 2 2 4 3 1 1 1 C j R Z Z L j R ϖ ϖ 3 3 4 3 C R j Z Z ϖ = Maxwellov mostič: ( 29 3 3 4 2 1 1 L j R Z Z L j R ϖ ϖ + = + 4 2 4 2 R R Z Z = Maxwell-Wienov mostič: + = + 4 4 3 2 1 1 1 C j R Z Z L j R ϖ ϖ 3 2 3 2 R R Z Z =
Transcript of R ( ) - studentski.netstudentski.net/get/ulj_fel_el1_mer_sno_mostici__formule_01.pdfMaxwellov...
Wheatstonov mostič:
( )
++++++
∆=
∆=
10
2
2
10543210
0
5
10
1 2R
R
R
RRRRRR
U
I
R
R qqδ
102 mRR = 103 nRR = 104 mnRR = 105 pRR =( ) ( )[ ]mmpmnnmRU
I qq ++++++
∆= − 21 1
100
5δ
Thomsonov (Kelvinov) mostič:
( )
++
∆=
4
33
100
512
R
RRR
RI
Ig
qqδ
Izmenični mostiči:( )
++
∆=
10
2
2
10
0
52
Z
Z
Z
Z
U
U qqδ
Wheatstonov mostič: Splošno: 3241 ZZZZ = 3241 ϕϕϕϕ +=+
Induktivni: L
LUUV
∆= 02
1
Ownov mostič:
+=+
22
4
311
1
CjR
Z
ZLjR
ωω 33
4
3 CRjZ
Z ω=
Maxwellov mostič: ( )334
211 LjR
Z
ZLjR ωω +=+
4
2
4
2
R
R
Z
Z =
Maxwell-Wienov mostič:
+=+ 4
43211
1Cj
RZZLjR ωω 3232 RRZZ =