If the centre of mass of 3 particles of masses 10,20 and 30g is at a point (1,-2,3),then where should a fourth particle of mass 40g be placed , so that the combined centre of mass of the system is at(1,1,1)?
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If the centre of mass of 3 particles of masses 10,20 and 30g is at a point (1,-2,3),then where should a fourth particle of mass 40g be placed , so that the combined centre of mass of the system is at(1,1,1)?