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Magic pencil III.
The resistance of a graphite pencil changes when it is bent. The experiment demonstrates the roles of mechanical effects, hysteresis, and microcracks in the material's electrical conductivity.
物理
成績8 – 12
作者: Dr. Stonawski Tamás
審稿人: Trauer János
圖形的: Gyulai Kamilla
程序員: Tóth Martin
關鍵詞
mozaLink
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