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A dog of mass 5Kg is standing on a flat boat so that he is 10m from the shore.He walks 4m on the boat towards the shore and then halts. If the mass of the boat is 20Kg, find the distance of the dog from the shore when it halts________ Please answer with simple explanantion.

A dog of mass 5Kg is standing on a flat boat so that he is 10m from the shore.He walks 4m on the boat towards the shore and then halts. If the mass of the boat is 20Kg, find the distance of the dog from the shore when it halts________
Please answer with simple explanantion.

Grade:11

1 Answers

Arun Kumar IIT Delhi
askIITians Faculty 256 Points
10 years ago
This is a problem of centre of mass.
=> final distance of dog from the shore =10-4+1=7m


Arun Kumar
IIT Delhi
Askiitians Faculty

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