A motorist drives south at 20.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.60 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.60 min trip, find the following values. Let the positive x axis point east. (a) total vector displacement______ m (magnitude) ° _______ south of west (b) average speed ______ m/s (c) average velocity _______ m/s (magnitude)° ______south of west
A motorist drives south at 20.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.60 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.60 min trip, find the following values. Let the positive x axis point east. (a) total vector displacement______ m (magnitude) ° _______ south of west (b) average speed ______ m/s (c) average velocity _______ m/s (magnitude)° ______south of west
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter1: Introduction And Vectors
Section: Chapter Questions
Problem 45P
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A motorist drives south at 20.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.60 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.60 min trip, find the following values. Let the positive x axis point east.
(a) total vector displacement______
m (magnitude) ° _______ south of west
(b) average speed
______ m/s
(c) average velocity
_______
m/s (magnitude)° ______south of west
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