Physics Fundamentals
Physics Fundamentals
2nd Edition
ISBN: 9780971313453
Author: Vincent P. Coletta
Publisher: PHYSICS CURRICULUM+INSTRUCT.INC.
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Chapter 3, Problem 2Q
To determine

Whether acceleration isnecessarily zero for an object that moves alonga linear path.

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A bus travels 250 km south along a straight path with an average velocity of 81 km/h to the south. The bus stops for 26 minutes then it travels 230 km south with anaverage velocity of 78 km/h. How-long does the total trip last? Answer in units of km/h
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