Answer
(a) $v = 35.6 ~m/s$
(b) $v = 80~mph$
Work Step by Step
(a) $v = (128 ~km/h)(\frac{1000 ~m}{1 ~km})(\frac{1 ~h}{3600 ~s}) = 35.6 ~m/s$
(b) $v = (128 ~km/h)(\frac{1 ~mi}{1.6 ~km}) = 80~mph$
College Physics (4th Edition)
by Giambattista, Alan; Richardson, Betty; Richardson, Robert
Published by
McGraw-Hill Education
ISBN 10:
0073512141
ISBN 13:
978-0-07351-214-3
Chapter 1 - Section 1.5 - Units - Practice Problem - Page 10: 1.6
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