# Physics momentum and center of mass: How far will the boat move?

Two people, one of mass 75.6 kg and the other of mass 60.2 kg, sit in a rowboat of mass 82.4 kg. With the boat initially at rest, the two people, who have been sitting at opposite ends of the boat 2.02 m apart from each other, now exchange seats. How far will the boat move?

Â© BrainMass Inc. brainmass.com February 24, 2021, 2:16 pm ad1c9bdddfhttps://brainmass.com/physics/classical-mechanics/physics-momentum-and-center-of-mass-how-far-will-the-boat-move-10375

#### Solution Preview

The simple method for the solution of this problem is as follows:

Initially sum(mi*xi) = finally sum(mi*xi)

Let the boat ...

#### Solution Summary

With good explanations and calculations, the problem is solved.

$2.19