Essential University Physics: Volume 1 (3rd Edition)

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

Chapter 16 - Exercises and Problems: 78

Answer

It will be fine.

Work Step by Step

To convert this to the same units as the R-19 insulation, we multiply by 5.6. Thus: $ 3.5 \times 5.6 = 19.6$ This is greater than 19, so it will be fine.
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