Part A The crash cushion for a highway barrier consists of a nest of barrels fil

Question

Part A The crash cushion for a highway barrier consists of a nest of barrels filled with an impact-absorbing material The barrier stopping force is measured versus the vehicle penetration into the barrier Determine the distance a car having a weight of 4000 lb will penetrate the barrier if it is originally traveling at 55 ft/s when it strikes the first barrel. Express your answer to three significant figures and include the appropriate units. Hints s= 1 Value || Units Submit My Answers Give Up Continue Figure 1 of 1 18 2 5 10 15 20 25 Vehicle penetration (ft)

Explanation / Answer

See in the we know the mass of the car and the velocity with which it has strike the first Barrier. Now, for finding the any force we need to have mass of the object as well as acceleration. Simply having mass and velocity won't work. Because F = m * a

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