Question #81298

Four masses are attached to a shaft at planes A,B,C and D at equal radii. The distance of the planes B,C and D from A are 40 cm, 50 cm and 120 cm respectively. The masses at A,B and C are 60 kg, 45 kg and 70 kg respectively. If the system is in complete balance, determine the mass at Dand position of masses B,C and D with respect to A.

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