Question

two objects each of mass 1.5 kg are moving in the same straight line but in the opposite directions. the velocity of each object is 2.5 m/sec before the collision during which they stick together. what will be the velocity of the combined object after collision.
answer
1. 2.5 m/ sec
2.7.5m / sec
3.5m / sec
4.zero​

Answer 1

Answer:

4.75. 2.9. 4.7 sec velocity