Question

. A 6 kg mass travelling at 2.5 ms' collides
head on with a stationary 4 kg mass. After the
collision the 6 kg mass travels in its original
direction with a speed of 1 ms. The final
velocity of 4 ko ma​

Answer 1

Explanation:

m1=6kg

m2=4kg

u1=2.5ms

u2=0ms

v1=1ms

v2=?

According to law of conservation of momentum