1. Starting from rest, a particle moving in a straight line has an acceleration of a = (2t - 6) m/s, where t is in seconds. What is the particle's velocity when t 6 s, and what is its position when t 11 s? t = 11 s, s = 80.7 m Ans. t= 6 s, v=03; 2. If a particle has an initial velocity of vo = 12 ft/s to the right, at so = 0, determine its position when t = 10 s, if a = 2 ft/s? to the left. Ans. s= 20 ft.

1. Starting from rest, a particle moving in a straight line has an acceleration of a = (2t - 6) m/s, where t is in seconds. What is the particle's velocity when t 6 s, and what is its position when t 11 s? t = 11 s, s = 80.7 m Ans. t= 6 s, v=03; 2. If a particle has an initial velocity of vo = 12 ft/s to the right, at so = 0, determine its position when t = 10 s, if a = 2 ft/s? to the left. Ans. s= 20 ft.

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

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter10: Force And Force-related Variables In Engineering

Section: Chapter Questions

Problem 45P

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