Asked by Andrew

A 1140 kg car traveling south at 24 m/s with respect to the ground collides with and attaches to a 2550 kg delivery truck traveling east at 16 m/s.
Answered by bobpursley
and what is the final velocity?

momentum is conserved:
1140*24 S + 2250*16 E =(1140+2250)V

V=1140*24/3390 S + 2250*16/3390 E
Answered by maria
A 1000 kg car traveling South at 20.0 m/s collides with a 1200 kg car traveling East at 20.0 m/s. The two vehicles entangle after the collision and head off as one. What is the velocity of the combined wreckage immediately after the collision?
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