Electrical conductivity

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  1. 55057

    LD Apparatus for resistance measurements

    Apparatus for resistance measurements

    Details
  2. 550601

    LD Set of conductors/insulators

    Set of conductors/insulators

    Details
  3. 56718

    LD Wrapping plate for wires

    Wrapping plate for wires

    Details
  4. Resistance wires

    To examine the dependence of electric resistances on material, length and cross section of the wire used.

    Kat.-Nr.DiameterLengthCross sectionSpecific resistorMaterial
    550 35   4 0,2 mm100 m0,03 mm20,6 Ω/mCopper
    550 39   8 0,5 mm50 m0,2 mm20,4 Ω/mBrass
    550 40   8 0,2 mm100 m0,03 mm215,4 Ω/mConstantan
    550 41   8 0,25 mm100 m0,05 mm210,4 Ω/mConstantan
    550 361   8 0,3 mm100 m0,07 mm27,7 Ω/mConstantan
    550 42   8 0,35 mm100 m0,1 mm25 Ω/mConstantan
    550 43   8 0,4 mm50 m0,12 mm24 Ω/mConstantan
    550 44   8 0,5 mm50 m0,2 mm22,5 Ω/mConstantan
    550 443   8 0,7 mm20 m0,4 mm21,3 Ω/mConstantan
    550 445   8 1 mm20 m0,8 mm20,6 Ω/mConstantan
    550 45   8 0,2 mm100 m0,03 mm234,5 Ω/mChrome-nickel
    550 46   4 0,25 mm100 m0,05 mm221,3 Ω/mChrome-nickel
    550 47   4 0,35 mm100 m0,1 mm211 Ω/mChrome-nickel
    550 48   8 0,4 mm50 m0,12 mm28,2 Ω/mChrome-nickel
    550 49   8 0,5 mm50 m0,2 mm25,4 Ω/mChrome-nickel
    550 51   4 0,2 mm100 m0,03 mm23,3 Ω/mIron
  5. 58680

    LD Noble metal resistor

    Noble metal resistor

    Details
  6. 586821

    LD Semiconductor resistor, 5 kΩ

    Semiconductor resistor, 5 kΩ

    Details
  7. 554161

    LD Discharge tube, canal rays

    Discharge tube, canal rays

    Details
  8. 6643951

    LD Electrochemistry workstation

    Electrochemistry workstation

    Details
  9. 664381

    LD Clear PVC cover

    Clear PVC cover

    Details
  10. 66842DE

    LD LIT: Experiments in Electrochemistry, German

    LIT: Experiments in Electrochemistry, German

    Details
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