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A ball of mass 3M rolls from rest on a smooth flat table towards another ball of mass 2M at rest with a constant velocity 5m/s. When the two balls are separated by a distance of 6m, the position of centre of mass from the mass 3M is

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By Expert Faculty of Sri Chaitanya
a
3m
b
2.4m
c
2.0m
d
1m

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detailed solution

Correct option is B

m1 = 3M, m2 = 2M, d = 6m


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Where will be the centre of mass on combining two masses m and M (M > m) 

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