A 15800 kg semi truck sliding on ice with velocity V₁-11.00 rear-ends a sedan of 1600 kg also sliding in the same direction with velocity v2=5.00m. Assume they bounce off each other in a one- dimensional perfectly elastic collision. V1i What is the velocity (V₁) of the semi truck after the collision? m What is the velocity (V2r) of the sedan after the collision? m Is energy lost during the collision? O Cannot tell with information provided O Yes O No V2i +

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