SOLUTION: The initial velocity of a particle of mass 0.2kg is 40m/s in the direction of unit vector. The particle attain a velocity of 30 m/s in the direction of unit vector. Find the change

Algebra ->  Length-and-distance -> SOLUTION: The initial velocity of a particle of mass 0.2kg is 40m/s in the direction of unit vector. The particle attain a velocity of 30 m/s in the direction of unit vector. Find the change      Log On


   

Question 1184241: The initial velocity of a particle of mass 0.2kg is 40m/s in the direction of unit vector. The particle attain a velocity of 30 m/s in the direction of unit vector. Find the change in momentum
Answer by ikleyn(52803) About Me  (Show Source):
You can put this solution on YOUR website!
.

The change in momentum is  0.2*30 - 0.2*40 = 6 - 8 = -2 (kg*m)/s.    ANSWER

Solved.