Physics
Senior High
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どのように式変形すると黄色の所のようになるのですか?
ると, 力のつり合いの式は,
Tcos 0-mg=0
(1)
★*: Tsin 0-ma=0
2
1, 2kh, T² (sin² 0 + cos²0) = m² (g²+ a²)
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