POLITECHNIKA RADOMSKA Wydz. Transportu |
LABORATORIUM MIERNICTWA |
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Grupa:
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Rok akademicki:
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Nr ćwiczenia:
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Temat: Mostek Thomsona. |
Ocena: |
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Cel ćwiczenia:
Celem ćwiczenia jest poznanie jednej z metod pomiaru małych rezystancji, przeprowadzenia analizy błędów w pomiarze mostkiem Thomsona, a także poznanie zasad prawidłowego doboru elementów mostka.
IX [A] |
5 |
10 |
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R2=R4 |
[Ω] |
104 |
103 |
102 |
10 |
104 |
103 |
102 |
10 |
R1=R3 |
[Ω] |
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R1 |
[Ω] |
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R3 |
[Ω] |
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↑R3 |
[Ω] |
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↑α |
[dz] |
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↓R3 |
[Ω] |
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↓α |
[dz] |
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δn |
[%] |
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δSgrRx |
[%] |
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δRx |
[%] |
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IX [A] |
5 |
10 |
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R2=R4 |
[Ω] |
104 |
103 |
102 |
10 |
104 |
103 |
102 |
10 |
R1=R3 |
[Ω] |
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R1 |
[Ω] |
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R3 |
[Ω] |
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↑R3 |
[Ω] |
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↑α |
[dz] |
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↓R3 |
[Ω] |
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↓α |
[dz] |
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δn |
[%] |
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δSgrRx |
[%] |
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δRx |
[%] |
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1