The deceleration of the mass center G of a car during a crash test is measured by an accelerometer with the results shown, where the distance x moved by G after impact is 0.8 m. Obtain a close approximation to the impact velocity v from the data given. Deceleration jes, 10g 8g 6g 4g 2g 0 Answer: v= i 0.2 0.4 x, m 0.6 0.8 km/h
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