A man walks 3.05 km south and then 2.50 km east, all in 3.20 hours. (a) What is the magnitude (in km) and direction (in degrees south of east) of his displacement during the given time? magnitude kmdirection ° south of east (b) What is the magnitude (in km/h) and direction (in degrees south of east) of his average velocity during the given time? magnitude km/hdirection ° south of east (c) What was his average speed (in km/h) during the same time interval? km/h

A man walks 3.05 km south and then 2.50 km east, all in 3.20 hours. (a) What is the magnitude (in km) and direction (in degrees south of east) of his displacement during the given time? magnitude kmdirection ° south of east (b) What is the magnitude (in km/h) and direction (in degrees south of east) of his average velocity during the given time? magnitude km/hdirection ° south of east (c) What was his average speed (in km/h) during the same time interval? km/h

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

Section1.8: Some Properties Of Vectors

Problem 1.4QQ

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.

Question

A man walks 3.05 km south and then 2.50 km east, all in 3.20 hours.

(a)

What is the magnitude (in km) and direction (in degrees south of east) of his displacement during the given time?

magnitude kmdirection ° south of east

(b)

What is the magnitude (in km/h) and direction (in degrees south of east) of his average velocity during the given time?

magnitude km/hdirection ° south of east

(c)

What was his average speed (in km/h) during the same time interval?

km/h

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