Physics
posted by Jackie .
A ball of mass m(1) = 0.250 kg and initial v(1) = 5.00 m/s collides headon with a ball of mass m(2) = 0.800 kg that is initially at rest. What are the velocities of the balls after the collision if they stick together?

m₁v₁=(m₁+m₂)u
u= m₁v₁/(m₁+m₂)
Respond to this Question
Similar Questions

Physics
ball 1 with an initial speed of 10 m/s collides elastically with stationary balls 2 and 3 that are initially in contact with each other. the centers of balls 2 and 3 are on a line perpendicular to the initial velocity of ball 1. the … 
Physics
A 6.00 kg ball (ball 1), moving to the right at a velocity of +1.00 m/s on a frictionless table, collides headon with a stationary 7.50 kg ball (ball 2). Find the final velocities of the balls if the collision is as specified below. … 
physics
Ball 1, with a mass of 100g and traveling at 12 m/s , collides head on with ball 2, which has a mass of 340g and is initially at rest. What are the final velocities of each ball if the collision is perfectly elastic? 
physics  PLEASE HELP
A softball of mass 0.220 kg that is moving with a speed of 6.5 m/s (in the positive direction) collides headon and elastically with another ball initially at rest. Afterward it is found that the incoming ball has bounced backward … 
physics
A softball of mass 0.220 kg that is moving with a speed of 5.5 m/s (in the positive direction) collides headon and elastically with another ball initially at rest. Afterward it is found that the incoming ball has bounced backward … 
Physics
A ball of mass m1= .250 kg and velocity v01 = + 5 m/s collides headon with a ball of mass m2= .800 kg that is initially at rest (v02 = 0 m/s). No external forces act on the balls. If the collision is elastic, what are the velocities … 
physics
Ball 1, with a mass of 180 g and traveling at 18 m/s, collides head on with ball 2, which has a mass of 370 g and is initially at rest (a) What are the final velocities of each ball if the collision is perfectly elastic? 
physics
A ball of mass Ml = 0.250 kg and velocity V01 = +5.00 m/s (see Figure) collides headon with a ball of mass M2 = 0.800 kg that is initially at rest. No external forces act on the balls. a) What was the kinetic energy of the first ball … 
physics
considering 3 identical balls. ball 1 with initial speed V collides elastically with balls 2 & 3 whose centres are on a line perpendicular to the initial velocity of ball 1 and ball 2 & 3 are in contact with each other. ball 1 is aimed … 
Physics
Two balls of equal mass (400g each) undergo a collision. One ball is initially stationary. After the collision, the velocities of the balls make angles of 22.5 degrees and 35.9 degrees relative to the original direction of the motion …