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Cal Poly Pomona
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Physics Demonstrations at Cal Poly Pomona

Demo Index:
    EM-F-HW
Pira Index:
    5F 40.30
Title:
    HOT WIRE AMMETER
Description:
    Demonstrates the expansion of a wire due to heat.
Equipment:
    1. Hot wire ammeter
    2. HBS power supply
Procedure:
    1. Plug the ammeter’s power cord into the HBS power supply.
    2. Gradually increase the HBS’ output power.