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...

Page 1: R ( ) - studentski.netstudentski.net/get/ulj_fel_el1_mer_sno_mostici__formule_01.pdfMaxwellov mostič: (3 3) 4 2 1 1 R j L Z Z R +j ...

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

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 =