The driver of a vehicle on a + 2% road determined that she could increase her...
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The driver of a vehicle on a + 2% road determined that she could increase her speed from rest to 80 mi/h in 12.8 s and from rest to 104 mi/h in 19.8 s. If it can be assumed that the acceleration of the vehicle takes the variable form: 1. Determine the maximum acceleration of the vehicle. 2. If the vehicle is traveling at a speed of 64 km/h, how long will it take after the driver starts accelerating for the vehicle to achieve a speed of 72 km/h? 3. Determine the SSD required for this highway segment. The driver of a vehicle on a + 2% road determined that she could increase her speed from rest to 80 mi/h in 12.8 s and from rest to 104 mi/h in 19.8 s. If it can be assumed that the acceleration of the vehicle takes the variable form: 1. Determine the maximum acceleration of the vehicle. 2. If the vehicle is traveling at a speed of 64 km/h, how long will it take after the driver starts accelerating for the vehicle to achieve a speed of 72 km/h? 3. Determine the SSD required for this highway segment.
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1 To find the maximum acceleration we can use the formula a vt Where v is the change in velo... View the full answer
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