Asked by Gunner
A 14.1kg cart travelling at 15km hr collides with a 23.4 kg cart travelling at 11km hr and the carts stick together. Find the final velocity and the amount of kinetic energy lost in the final collision.
Answers
Answered by
Damon
M1 V1 + M2 V2 = ( M1 + M2) Vfinal
You do not tell me if V2 is positive or negative, stern ramming or head on collision.
initial ke = (1/2)M1 V1^2 + (1/2)M2 V2^2
final ke = (1/2)(M1+M2) Vfinal^2
You do not tell me if V2 is positive or negative, stern ramming or head on collision.
initial ke = (1/2)M1 V1^2 + (1/2)M2 V2^2
final ke = (1/2)(M1+M2) Vfinal^2
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