Essential University Physics: Volume 1 (4th Edition)

Published by Pearson
ISBN 10: 0-134-98855-8
ISBN 13: 978-0-13498-855-9

Chapter 16 - Section 16.4 - Exercises and Problems - Page 309: 23

Answer

Please see the work below.

Work Step by Step

(a) We know that $Q=mc\Delta T$ We plug in the known values to obtain: $Q=(3.4)(447)(130-20)$ $Q=167,000J$ (b) We plug in the known values to obtain: $t=\frac{Q}{P}$ $t=\frac{167,000}{2000}$ $t=84 s$
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