Asked by Steve

A 1,500kg truck moving at 15 m/s strikes a 750 kg automobile stopped at a traffic light the vehicle. The vehicles hook bumpers and skid together at 10 m/s. What is the decrease in kinetic energy?

Answers

Answered by bobpursley

original KE=1/2 1500*25^2
new KE=1/2 (1500+750)10^2


Answered by Anonymous
10
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