一根轻弹簧原长为X0,当挂一质量为m1的砝码静止时,其总长为X1,求: (1)该弹簧的劲度系数K为多少? (2)当改挂质量为m2的砝码静止时,其总长为多少?

一根轻弹簧原长为X0,当挂一质量为m1的砝码静止时,其总长为X1,求: (1)该弹簧的劲度系数K为多少? (2)当改挂质量为m2的砝码静止时,其总长为多少?


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