A car moves according to the equation s = ut +1/2 at2, where s is the distance in meters , u is the initial velocity in m/sec, a is the acceleration in m/sec2 and t is the time in sec. Given that when t = 3 sec, s = 96.25 m and when t = 10 sec, s = 291. 667 m, determine the following:

A car moves according to the equation s = ut +1/2 at2, where s is the distance in meters , u is the initial velocity in m/sec, a is the acceleration in m/sec2 and t is the time in sec. Given that when t = 3 sec, s = 96.25 m and when t = 10 sec, s = 291. 667 m, determine the following:

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 28P

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Question

A car moves according to the equation s = ut +1/2 at², where s is the distance in meters , u is the initial velocity in m/sec, a is the acceleration in m/sec² and t is the time in sec. Given that when t = 3 sec, s = 96.25 m and when t = 10 sec, s = 291. 667 m, determine the following:

The value of u in kph
The value of a in kph/sec
The value of s in m when t = 15 sec

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