Physics
Senior High

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Answers

フックの法則が 力=ばね定数×ばねの伸びなので
Aの重りを吊るした時 2.0×9.8=ばね定数×)0.38-自然長)
Bの重りを吊るした時 3.0×9.8=ばね定数×(0.45-自然長)
この2つの式を解くと自然長、自然長が出てきます

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