Engineering, 11.02.2020 23:15 namirah0303
A driver is traveling at 52 mi/hr on a wet road. An object is spotted on the road 415 feet ahead and the driver is able to come to a stop just before hitting the object. Assuming standard perception/reaction time and practical stopping distance, determine the grade of the road.
Answers: 2
![D= 0.278Vd * tp + Vd^2 / (254 [(a/9.81) + 0.01G]](/tpl/images/0507/4053/fa189.png)
)![135 = 0.278 * 84 * 2.5 + (84^2 / 254 [(3.5 / 9.81) - 0.01G] )](/tpl/images/0507/4053/10c68.png)
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A driver is traveling at 52 mi/hr on a wet road. An object is spotted on the road 415 feet ahead and...
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