posted by carlton .
The vector position of a 3.40 g particle moving in the xy plane varies in time according to the following equation.
At the same time, the vector position of a 5.05 g particle varies according to the following equation.
For each equation, t is in s and r is in cm. Solve the following when t = 2.80
(b) Find the linear momentum of the system.
(c) Find the velocity of the center of mass.
(e) Find the net force exerted on the two-particle system.