# Gen physics

posted by .

Two balls are approaching each other head-on. Their velocities are +11.9 and -10.5 m/s. Determine the velocity of the center of mass of the two balls if (a) they have the same mass and (b) if the mass of one ball (v = 11.9 m/s) is twice the mass of the other ball (v = -10.5 m/s).

## Similar Questions

1. ### Physics

Ok, so this probem is kinda complicated, so ask me if you need clarification. This problem deals with Impulse and Momentum. There are two balls hanging vertically from a horizontal plane. Ball A is pulled back and is set up to strike …
2. ### Physics

Two balls are approaching each other head on. Their velocities are + 9.55 and -11.0 m/s (a) Determine the velocity of the center of mass of the two balls if they have the same mass. (b) Determine the velocity of the center of mass …
3. ### Physics

Two balls are approaching each other head-on. Their velocities are +10.00 and -12.8 m/s. (a) Determine the velocity of the center of mass of the two balls if they have the same mass. m/s (b) Determine the velocity of the center of …
4. ### Physics

A ball of mass m1= .250 kg and velocity v01 = + 5 m/s collides head-on 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 …
5. ### physics

A ball of mass Ml = 0.250 kg and velocity V01 = +5.00 m/s (see Figure) collides head-on 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 …
6. ### College Physics

Two balls have masses 44 kg and 86 kg. The 44 kg ball has an initial velocity of 80 m/s (to the right) along a line joining the two balls and the 86 kg ball is at rest. The 86 kg ball has initial velocity of −24 m/s. The two …
7. ### Physics

Two balls have masses 44 kg and 86 kg. The 44 kg ball has an initial velocity of 80 m/s (to the right) along a line joining the two balls and the 86 kg ball is at rest. The 86 kg ball has initial velocity of −24 m/s. The two …
8. ### physics

Two balls are approaching each other head-on. Their velocities are +9.30 and -12.1 m/s. Determine the velocity of the center of mass of the two balls for the following conditions. (Use the sign of your answer to indicate the direction.) …
9. ### physics

Two small plastic balls hang from threads of negligible mass. Each ball has a mass of 0.14g and a charge of magnitude q. the balls are attracted to each other. When in equilibrium, the balls are separated by a distance of 2.05cm and …
10. ### physics

Two balls are approaching each other head-on. Their velocities are +11.9 and -10.5 m/s. Determine the velocity of the center of mass of the two balls if (a) they have the same mass and (b) if the mass of one ball (v = 11.9 m/s) is …

More Similar Questions