Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 1 - Exercises and Problems: 64

Answer

2080 W

Work Step by Step

This involves a simple conversion: $\frac{500 EJ}{year} \frac{10^{18} J}{EJ} \frac{1 year}{31,557,600 s} = 1.58 \times 10^{13} J/s$ The world population is now 7.6 billion. Per capita consumption = $\frac{1.58 \times 10^{13}}{7.6 \times 10^9 people} = 2080\ W$
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