1.

A ball of mass 3 kg and a ball of mass 2 kg roll towards each other on a flat surface. How far is the centre of mass from the 3 kg ball of the 2 balls are separated by 6 m?

A. 1.2 m
B. 2.4 m
C. 3.6 m
D. 4.8 m
Answer» C. 3.6 m


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