23 Jan You are the design engineer in charge of the crash
You are the design engineer in charge of the crashworthiness ofnew automobile models. Cars are tested by smashing them into fixed,massive barriers at 57 km/h (35 mph ). A new model of mass 1300 kgtakes 0.12 s from the time of impact until it is brought torest. a) Calculate the average force exerted on the car by thebarrier. b) Calculate the average deceleration of the car. . . .