# Elastic Collisions

### Topic Page

Elastic Collisions### Questions

- What is the relationship between elastic collisions and kinetic energy?
- Why is the centroid called the center of mass?
- Is the Newton the unit for impulse?
- In a collision, is the net impulse experienced by an object equal to its momentum change?
- Is the impulse a vector quantity?
- Is the impulse a force?
- Why is the center of mass important in physics?
- During a collision, does an object always encounters an impulse and a change in momentum?
- The collision between a tennis ball and a tennis racket tends to be more elastic in nature than a collision between a halfback and linebacker in football. Is that true or false?
- How can I prove an elastic collision?
- How does the center of mass change position?
- The kinetic energy of an object remains constant during an elastic collision. Is that true or false?
- What are some examples of elastic collisions?
- Question #8effb
- How is the elastic collision equation derived?
- Question #9f171
- In a game of pool, the cue ball strikes another ball of the same mass and initially at rest. After the collision, the cue ball moves at 1.10 m/s along a line making an angle of 29.0° with its original direction of motion, and the second ball has a speed ?
- On a touchdown attempt, a 95.0 kg running back runs toward the end zone at 3.75 m/s. A 111 kg linebacker moving at 4.10 m/s meets the runner in a head-on collision. If the two players stick together, what is their velocity immediately after the collision?
- A block(1) of mass, m1= 3.2 kg, moving at speed 0.85 m/s hits another block (2) m2=2.7 kg at rest. After collision, both blocks stick and slide together on frictionless surface at the same speed. how to find the ratio of Kinetic energy (final/initial) ?
- How do ik if a question is an elastic collision or inelastic collision? How do i distinguish the difference between them when i am given a question on the test?
- Question #7574f
- A ball with a mass of #2 kg# is rolling at #1 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #3 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #3 # #kg# is rolling at #3# # ms^-1# and elastically collides with a resting ball with a mass of #3# #kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #3 kg# is rolling at #3 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #3 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #5 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #6 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #7 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #12 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #9 m/s# and elastically collides with a resting ball with a mass of #1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #2 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #4 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #7 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #3 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of #2 kg# is rolling at #9 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #15 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #11 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #1 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #2 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #4 ms^-1# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #8 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #8 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #1 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #3 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #5 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #7 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #14 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #12 m/s# and elastically collides with a resting ball with a mass of #4 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #12 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #2 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #3 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #5 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #9 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #8 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #18 m/s# and elastically collides with a resting ball with a mass of #2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #18 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5# #kg# is rolling at #4# #ms^-1# and elastically collides with a resting ball with a mass of #3# #kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #6 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #6 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 2 kg# is rolling at #6 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 2 kg# is rolling at #2 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 2 kg# is rolling at #5 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #5 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #12 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3# # kg# is rolling at #18 # #ms^-1# and elastically collides with a resting ball with a mass of #9 # #kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #18 m/s# and elastically collides with a resting ball with a mass of #9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #18 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #24 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #7 m/s# and elastically collides with a resting ball with a mass of #3 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #7 m/s# and elastically collides with a resting ball with a mass of # 8 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #2 m/s# and elastically collides with a resting ball with a mass of # 8 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #6 m/s# and elastically collides with a resting ball with a mass of # 8 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #6 m/s# and elastically collides with a resting ball with a mass of # 8 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #16 m/s# and elastically collides with a resting ball with a mass of # 8 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #16 m/s# and elastically collides with a resting ball with a mass of # 1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #16 m/s# and elastically collides with a resting ball with a mass of # 1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #25 m/s# and elastically collides with a resting ball with a mass of # 1 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 6 kg# is rolling at #25 m/s# and elastically collides with a resting ball with a mass of # 2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 3 kg# is rolling at #25 m/s# and elastically collides with a resting ball with a mass of # 2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 23 kg# is rolling at #25 m/s# and elastically collides with a resting ball with a mass of # 2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 2 kg# is rolling at #25 m/s# and elastically collides with a resting ball with a mass of # 2 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 2 kg# is rolling at #12 m/s# and elastically collides with a resting ball with a mass of # 9 kg#. What are the post-collision velocities of the balls?
- A ball with a mass of # 5 kg# is rolling at #12 m/s# and elastically collides with a resting ball with a mass of # 9 kg#. What are the post-collision velocities of the balls?
- Question #dffe3
- Question #b6c63
- A block of metal wheighing 2 kg is resting on a frictionless surface,if struck by a jet releasing water at the rate of 1kg/s and at a speed of 5m/s.what is the initial acceleration of the block ?
- A dish of mass 10g is kept horizontally in air by firing bullets of mass 5g each at the rate of 100/s. I the bullets rebound with the same speed,what is the velocity with which bullets are being fired?
- Question #6d21b
- Collision question?