Mathematics, 09.09.2020 22:01 tyrique86
A vehicle is test skidded on a level asphalt surface (asphalt f = 0.70) and then on an adjacent gravel shoulder (gravel f = 0.45) where it finally comes to a halt. The length of the skid mark on the asphalt surface was 130 feet and on the gravel shoulder 30 feet. What was the speed of the vehicle at the beginning of the skid?
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A vehicle is test skidded on a level asphalt surface (asphalt f = 0.70) and then on an adjacent grav...
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