At constant acceleration you go from zero to 26 m/s while traveling 100 m. What was your acceleration over this distance? 0.13 m/s2 26 m/s2 3.4 m/s2 9.8 m/s2
At constant acceleration you go from zero to 26 m/s while traveling 100 m. What was your acceleration over this distance? 0.13 m/s2 26 m/s2 3.4 m/s2 9.8 m/s2
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter2: One Dimensional Motion
Section: Chapter Questions
Problem 30PQ: A The instantaneous speed of a particle moving along one straight line is v(t) = ate5t, where the...
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1. At constant acceleration you go from zero to 26 m/s while traveling 100 m. What was your acceleration over this distance?
0.13 m/s2
26 m/s2
3.4 m/s2
9.8 m/s2
4. Two vectors are added in a coordinate system where the positive x-axis points to the right, and the positive y-axis points toward the top of the page. The first vector is A→=10x^+2y^. The second vector has magnitude |B→|=12 and points 60° counterclockwise from the positive x-axis. What is the magnitude of the vector ?
25
30
20
35
Question 5
A vector has an x-component of 4 m and makes an angle of 22° counterclockwise from the +x axis. What is its y-component?
1.6 m
1.5 m
4.3 m
4.0 m
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