Answered: Position vs. Time 25- 20 15- 10 40 60…

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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Question

Using approximate values, calculate the slope of the
curve to verify that the velocity at t = 30.0 s
is 0.238 m/s. Assume all values are known to 3 significant
figures.

Position vs. Time
25-
20
15-
10
40
60
70
10
20
30
50
80
Time (s)
Figure 2.62
Position (m)

Expert Solution

Step 1

The slope of the position (x) vs time (t) curve gives the velocity.

From the graph, at t₁=10 s, x₁=5 m and t₂=70 s, x₂=20 m.

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