Physics

Problem

Three carts P, Q and R have masses

2.0\,\text{kg}

3.0\,\text{kg}

and

1.5\,\text{kg}

respectively. Their velocities in the same direction are

5.0\,\text{m/s}

4.0\,\text{m/s}

and

6.0\,\text{m/s}

. Arrange the carts in descending order of the magnitude of their momentum.