Question: Problem 1 2 A vehicle hits a bridge abutment at a speed estimated by investigator as 6 mph . Skid marks of 9 8 ft

Problem 12
A vehicle hits a bridge abutment at a speed estimated by investigator as 6 mph . Skid marks of 98 ft . on the pavement (coefficient of friction, \(\mathrm{f}-0.35\)) followed by skid marks of 196 ft . on the gravel shoulder (\(\mathrm{f}-0.5\)) approaching the abutment are observed at the accident site. the grade is level. Determine the initial speed (mph) of the vehicle.
Problem 1 2 A vehicle hits a bridge abutment at a

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