a) Find the speed of each particle after the collision. 2.0 g particle 1.86 m/s 1.0 g particle 7.46 m/s (b) Find the speed of each particle after the collision if the stationary particle has a mass of 10 g. 2.0 g particle -3.73 Apply momentum conservation and assume a head-on elastic collision to find the final velocities from the initial velocities. m/s 10.0 g particle 1.86 m/s (c) Find the final kinetic energy of the incident 2.0-g particle in the situations described in parts (a) and (b).
a) Find the speed of each particle after the collision. 2.0 g particle 1.86 m/s 1.0 g particle 7.46 m/s (b) Find the speed of each particle after the collision if the stationary particle has a mass of 10 g. 2.0 g particle -3.73 Apply momentum conservation and assume a head-on elastic collision to find the final velocities from the initial velocities. m/s 10.0 g particle 1.86 m/s (c) Find the final kinetic energy of the incident 2.0-g particle in the situations described in parts (a) and (b).
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A 2.0-g particle moving at 5.6 m/s makes a perfectly elastic head-on collision with a resting 1.0-g object.
(a) Find the speed of each particle after the collision.
(b) Find the speed of each particle after the collision if the stationary particle has a mass of 10 g.
(c) Find the final kinetic energy of the incident 2.0-g particle in the situations described in parts (a) and (b).
In which case does the incident particle lose more kinetic energy?
| 2.0 g particle | 1.86 m/s |
| 1.0 g particle | 7.46 m/s |
(b) Find the speed of each particle after the collision if the stationary particle has a mass of 10 g.
| 2.0 g particle | -3.73 Apply momentum conservation and assume a head-on elastic collision to find the final velocities from the initial velocities. m/s |
| 10.0 g particle | 1.86 m/s |
(c) Find the final kinetic energy of the incident 2.0-g particle in the situations described in parts (a) and (b).
| KE in part (a) | 3.48 Use the final velocity you calculated for the 2.0-g particle in part (a) to find its final kinetic energy. J |
| KE in part (b) | 1.39 Use the final velocity you calculated for the 2.0-g particle in part (b) to find its final kinetic energy. J |
In which case does the incident particle lose more kinetic energy?
case (a)case (b)
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