Question

39. An object of mass 7 kg
moving with velocity of 5 m/s
collides with another object of
mass 3 kg moving with 5 m/s
but in opposite direction. After
collision the two objects stick
together and move as a single
system. Calculate net velocity
of the system .(External forces
acting on object are 0)
O 0.2 kg m/s
O 2.0 kg m/s
O 0.02 kg m/s
O 0.002 kg m/s​

Answer 1

Answer:

I don't know I am just knowing how it works

Explanation:

I don't know I am just knowing how it works