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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Transcribed Image Text:## HW 3
**Begin Date:** 9/30/2021 12:01:00 AM
**Due Date:** 10/22/2021 11:59:00 PM
**End Date:** 12/16/2021 11:59:00 PM
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### Problem 4
**(3%)** A student drove to the university from her home and noted that the odometer reading of her car increased by **19.1 km**. The trip took **20.4 min**.
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#### Part (a)
**33%** What was her average speed, in meters per second?
- Formula: \( s_{\text{ave}} = \)
Input box provided for response.
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Mode: Degrees, Radians
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### Additional Parts
#### Part (b)
**33%** If the straight-line distance from her home to the university is **10.5 km** in a direction **25° south of east**, what was the magnitude of her average velocity in meters per second?
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#### Part (c)
**33%** If she drove back home using the same path she took out to the university and arrives **7.3 h** after she first left home, what was her average speed for the entire trip, in meters per second?
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