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At 60 mph, on dry pavement, the vehicle-braking distance for a 3,000-pound vehicle to come to a stop is

a. 75 feet
b. 100 feet
c. 160 feet

User Tadeusz
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7.9k points

1 Answer

5 votes

Final answer:

Without explicit information or specific values provided, it is not possible to determine the exact vehicle-braking distance for a 3,000-pound vehicle traveling at 60 mph on dry pavement amongst the given options.

Step-by-step explanation:

At 60 mph, on dry pavement, the vehicle-braking distance for a 3,000-pound vehicle to come to a stop is not explicitly stated in the provided information. However, based on physics principles, we can infer that stopping distance is dependent on several factors including initial speed, vehicle mass, the coefficient of friction between tires and pavement, and driver reaction time. To find the precise stopping distance, we would generally use the formula stopping distance = (initial speed)^2 / (2 * deceleration). If we interpret the provided examples and apply the deceleration rate on dry concrete (7.00 m/s²) to the initial speed of 60 mph (approximately 26.8 m/s), we can estimate a vehicle-braking distance. This calculation does not account for driver reaction time, which would add additional distance traveled before the brakes are applied. Without precise values and a direct correlation to the particular question, it is not feasible to provide an exact answer to the multiple-choice options of 75 feet, 100 feet, or 160 feet. Therefore, without the specific figures relevant to the question, we refuse to answer.

User Carley
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