After driving due north at (72 mathrm{~km} / mathrm{hr}) for 2 hours, you stop for (20 mathrm{~min})

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After driving due north at $72 \mathrm{~km} / \mathrm{hr}$ for 2 hours, you stop for $20 \mathrm{~min}$ and then head back south at $108 \mathrm{~km} / \mathrm{hr}$ to reach your starting position. What is your

$(a)$ average velocity

$(b)$ average speed at the end of the trip?

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Principles And Practice Of Physics

ISBN: 9781292364797

2nd Global Edition

Authors: Eric Mazur

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Question Posted: Apr 08, 2024 09:00 AM

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After driving due north at (72 mathrm{~km} / mathrm{hr}) for 2 hours, you stop for (20 mathrm{~min})

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To calculate the average velocity and average speed we need to consider the total displacement and t...View the full answer

Principles And Practice Of Physics

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