A 5-kg mass moves under the influence of a force F = (4ri-3tj) N, where t is the time in seconds (1 N = 1 newton). It starts at rest from the origin at t = 0. Find: (a) its velocity; (b) its position; and (C)rXY. for any later time

A 5-kg mass moves under the influence of a force F = (4ri-3tj) N, where t is the time in seconds (1 N = 1 newton). It starts at rest from the origin at t = 0. Find: (a) its velocity; (b) its position; and (C)rXY. for any later time

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter9: Linear Momentum And Collisions

Section: Chapter Questions

Problem 31P

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Question

2.1 Time-dependent force
A 5-kg mass moves under the influence of a force F = (4r²i-3tĵ) N,
where t is the time in seconds (1 N = 1 newton). It starts at rest
from the origin at t = 0. Find: (a) its velocity; (b) its position; and
(c) rx v, for any later time.

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