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`        a mass of 5 kg with velocity 4 m/s collides with a mass of 8 kg with velocity 3 m/s. it is divided into 2 masses of 3 kg and 10kg where 10 kg mass gined a velocity of 1 m/s. what will be new speed of obtained 3 kg mass ?`
one year ago

## Answers : (1)

Vikas TU
9795 Points
```							As no external force is acting upon the system, the momentum will be conserved.pi = pfmv = constant.5*4 + 8*3 = 3*v + 10*120 + 24 = 3v + 103v = 44 – 103v = 34v = 11.33 m/s
```
one year ago
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