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Two ice skaters of mass 30 kg and 50 kg are initially hugging on a frictionless ice surface . Ten seconds after they push off from each other, they are 8 m apart. Distance moved by skater of mass 50kg is?

Two ice skaters of mass 30 kg and 50 kg are initially hugging on a frictionless ice surface . Ten seconds after they push off from each other, they are 8 m apart. Distance moved by skater of mass 50kg is?

Grade:11

1 Answers

Saurav
224 Points
5 years ago
As no netexternal forces are acting so com does not move
Consider com as origin 30 kg moved X m in +X axis and 50kg moved Y m (obviously in  -x axis)
Then X+y=8
And 30x-50y  =0
Thefore 30kg moves 5m and 50kg moves 3m
 
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