An automobile (m = 1.00 × 10³ kg) is driven into a brick wall in a safety test. The bumper behaves like a spring (k = 5.00 × 10⁶ N/m), and is observed to compress a distance of 3.16 cm as the car is brought to rest. What was the initial speed of the automobile?

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The Answer of An automobile (m = 1.00 × 10³ kg) is driven into a brick wall in a safety test. The bumper behaves like a spring (k = 5.00 × 10⁶ N/m), and is observed to compress a distance of 3.16 cm as the car is brought to rest. What was the initial speed of the automobile?

An Automobile (M = 1