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Magic pencil I.
This lesson presents how the conductivity of graphite is influenced by size, pressure, and the composition of the pencil lead. You will also learn about the basics of resistance and electrical conduction.
物理
成绩11 – 12
作者: Dr. Stonawski Tamás
审稿人: Trauer János
图形的: Gyulai Kamilla
程序员: Tóth Martin
关键词
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