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

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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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
Transcribed Image Text: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
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