Three forces acting on an object are given by F₁ = (−2.15î + 7.45ĵ) N, F₂ = (5.15î – 1.9ĵ) N, and F3 = (−40.5î) N. The object experiences an acceleration of magnitude 3.50 m/s². (a) What is the direction of the acceleration? ° (counterclockwise from the +x-axis) (b) What is the mass of the object? kg (c) If the object is initially at rest, what is its speed after 17.0 s? m/s (d) what are the velocity components of the object after 17.0 s? (Let the velocity be denoted by V.) v= Î + Ĵ) m/s

Three forces acting on an object are given by F₁ = (−2.15î + 7.45ĵ) N, F₂ = (5.15î – 1.9ĵ) N, and F3 = (−40.5î) N. The object experiences an acceleration of magnitude 3.50 m/s². (a) What is the direction of the acceleration? ° (counterclockwise from the +x-axis) (b) What is the mass of the object? kg (c) If the object is initially at rest, what is its speed after 17.0 s? m/s (d) what are the velocity components of the object after 17.0 s? (Let the velocity be denoted by V.) v= Î + Ĵ) m/s

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Three forces acting on an object are given by F₁ = (-2.15î + 7.45ĵ) N, F₂ = (5.15Î – 1.9ĵ) N, and ₹3 = (–40.51) N. The object experiences
an acceleration of magnitude 3.50 m/s².
1
(a) What is the direction of the acceleration?
° (counterclockwise from the +x-axis)
(b) What is the mass of the object?
kg
(c) If the object is initially at rest, what is its speed after 17.0 s?
m/s
(d) What are the velocity components of the object after 17.0 s? (Let the velocity be denoted by V.)
Î +
₁) m/s
V =

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