ANSWER NUMBER 2- (i) Sketch the velocity–time graph for the train’s journey. 2. A train travels from A to B, a distance of 20 000m, taking 1000s. The journey has three stages. Inthe first stage the train starts from rest at A and accelerates uniformly until its speed is Vms. Inthe second stage the train travels at constant speed Vms¯1 for 600 s. During the third stage ofthe journey the train decelerates uniformly, coming to rest at B.(i)Sketch the velocity-time graph for the train's journey.(ii)Find the value of V.Given that the acceleration of the train during the first stage of the journey is 0.15ms? , findthe distance travelled by the train during the third stage of the journey(iii)

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Answered: ANSWER NUMBER 2- (i) Sketch the…

Engineering

Civil Engineering

ANSWER NUMBER 2- (i) Sketch the velocity–time graph for the train’s journey.

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter8: Time And Time-related Variables In Engineering

Section: Chapter Questions

Problem 45P

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Fundamental principles of travel flow

To better represent the flow, the traffic flow is generally constrained along a one-dimensional pathway, like a travel lane and various relationships have been established, some of the relationships are outlined below.

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ANSWER NUMBER 2- (i) Sketch the velocity–time graph for the train’s journey.

2. A train travels from A to B, a distance of 20 000m, taking 1000s. The journey has three stages. In
the first stage the train starts from rest at A and accelerates uniformly until its speed is Vms. In
the second stage the train travels at constant speed Vms¯1 for 600 s. During the third stage of
the journey the train decelerates uniformly, coming to rest at B.
(i)
Sketch the velocity-time graph for the train's journey.
(ii)
Find the value of V.
Given that the acceleration of the train during the first stage of the journey is 0.15ms? , find
the distance travelled by the train during the third stage of the journey
(iii)

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