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國中理化彈力大小比較問題
Aug 20th 2013, 20:04

請問一下
如果有兩個相同材質但粗細不同的彈簧A、B
在掛重量相同的物體後
伸長量a>b
則此時哪一個彈簧彈力較大

另外還有一題
當兩個彈簧一起掛著一個200gw的物體
左邊的顯示60gw
右邊的會是60?140?

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