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The electric train in Addis Ababa is designed to operate at à limiting acceleration and declaration of 0.6g. And if its velocity is limited to 400 km/h. What is the minimum time for the train to make a 10 km trip?

The electric train in Addis Ababa is designed to operate at à limiting acceleration and declaration of 0.6g. And if its velocity is limited to 400 km/h. What is the minimum time for the train to make a 10 km trip?

College Physics
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter1: Introduction: The Nature Of Science And Physics
Section: Chapter Questions
Problem 11PE: Suppose that your bathroom scale reads your mass as 65 kg with a 3% uncertainty. What is the...
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Svoy = vt and Sbus at , tbus = tboy %3D %3D 2 Sboy = vt = 40 + Sbus → vt = 40+-at= st = 40+(0.2)t²=÷t² –3t+10 = 0 2 %3D 10 1 -at? t = 10 sec and Sbus 2 -(0.2)(10) = 50m %3D b) Vbus=u+ at = 0 + (0.2)(10) =2 m/s The electric train in Addis Ababa is designed to operate at a limiting acceleration and declaration of 0.6g. And if its velocity is limited to 400 km/h. What is the minimum time for the train to make a 10 km trip? Solution: %3D Utr
Transcribed Image Text:Svoy = vt and Sbus at , tbus = tboy %3D %3D 2 Sboy = vt = 40 + Sbus → vt = 40+-at= st = 40+(0.2)t²=÷t² –3t+10 = 0 2 %3D 10 1 -at? t = 10 sec and Sbus 2 -(0.2)(10) = 50m %3D b) Vbus=u+ at = 0 + (0.2)(10) =2 m/s The electric train in Addis Ababa is designed to operate at a limiting acceleration and declaration of 0.6g. And if its velocity is limited to 400 km/h. What is the minimum time for the train to make a 10 km trip? Solution: %3D Utr
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