A new light rail train can accelerate at 4.27 ft/sec2 and can decelerate at 4.59 ft/sec2. Its top speed is 50.0 mph. 1. How much time does it take the train to reach its top speed when starting from a stopped position at a station? Report your answer in seconds to one decimal place. seconds 2. How many feet does it take the train to reach its top speed? Report your answer to one decimal place. feet 3. What is the minimum station spacing to allow this train to reach its top "speed before it has to begin braking for the next station?" Report your answer to one decimal place. feet
A new light rail train can accelerate at 4.27 ft/sec2 and can decelerate at 4.59 ft/sec2. Its top speed is 50.0 mph. 1. How much time does it take the train to reach its top speed when starting from a stopped position at a station? Report your answer in seconds to one decimal place. seconds 2. How many feet does it take the train to reach its top speed? Report your answer to one decimal place. feet 3. What is the minimum station spacing to allow this train to reach its top "speed before it has to begin braking for the next station?" Report your answer to one decimal place. feet
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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